- The definition of back is in the rear.
An example of back used as an adjective is a back yard which means a yard situated behind the house.
- Back means the rear of something.
An example of a back is the tail of an animal.
- Back is defined as to support or to move in a backward motion.
- An example of to back is to financially support a political candidate.
- An example of to back is to back up which is to drive a car backwards into the driveway.
The backs of two cute kitties.
The back of a woman.
back definition by Webster's New World
- the part of the body opposite to the front; in humans and many other animals, the part to the rear or top reaching from the nape of the neck to the end of the spine
- the backbone or spine
- the part of a chair that supports one's back
- the part of a garment or harness that fits on the back of a person or animal
- physical strength: put some back into the work
- the rear or hinder part of anything; part behind or opposite the front: the back of the room, the back of his leg
- the part or side of anything that is less often used, seen, etc.: the back of the hand; the back of a carpet, textile, etc.; the back of a knife
- the part of a book where the sections are sewed or glued together; part covered by the spine
- the spine of a book
- Mining the roof or overhead part of an underground passage
- Sports a player positioned behind many of his or her teammates, as a running back in football or a halfback in soccer
Origin: Middle English bak ; from Old English baec; akin to Old Norse bak, Old High German bahho
- at the rear or back; behind
- distant or remote: back country
- of or for a time in the past: a back copy of a newspaper, back pay
- in a backward direction; returning; reversed: a back step
- Phonet. articulated with the tongue toward the back of the mouth: said of certain vowels, as (o̵̅o̅) in cool
- at, to, or toward the rear; backward
- to or toward a former position or location
- into or toward a previous condition
- to or toward an earlier time
- so as to keep in reserve or concealment: to hold back information
- in return or requital: to pay someone back
Origin: ME bac < abac < OE on bæc, backward
- to cause to move backward, or to the rear: often with up
- to be at the back of; stand behind
- to support or help, as with money, endorsement, etc.
- to make a wager in support of; bet on
- to get on the back of; mount
- to provide with a back or backing
- to form the back of
- to sign on the back; endorse
- to provide security for (a currency, loan, etc.)
- to move or go backward: to back into a room
- to move (into a desired position) through the faulty performance of an opponent: to back into a championship
- to have the back in a certain place or direction: the house backs on a lake
- Meteorol. to shift counterclockwise (in the Northern Hemisphere): said of the changing direction of a wind
Origin: Dutch bak ; from Late Latin bacca, water bowl
Origin: after George Back (1796-1878), Arctic navigator
back definition by American Heritage Dictionary
- a. The posterior portion of the trunk of the human body between the neck and the pelvis; the dorsum.b. The analogous dorsal region in other animals.
- The backbone or spine.
- The part or area farthest from the front.
- The part opposite to or behind that adapted for view or use: the back of the hand; wrote on the back of the photograph.
- The reverse side, as of a coin.
- A part that supports or strengthens from the rear: the back of a couch.
- a. The part of a book where the pages are stitched or glued together into the binding.b. The binding itself.
- Sports a. A player who takes a position behind the front line of other players in certain games, such as football and soccer.b. This playing position.
- To cause to move backward or in a reverse direction: Back the car up and then make the turn.
- To furnish or strengthen with a back or backing.
- To provide with financial or moral support; support or endorse: Unions backed the pro-labor candidate. See Synonyms at support.
- To provide with musical accompaniment. Often used with up.
- To bet or wager on.
- To adduce evidence in support of; substantiate: backed the argument with facts.
- To form the back or background of: Snowcapped mountains back the village.
- To move backward: backed out of the garage.
- To shift to a counterclockwise direction. Used of the wind.
- Located or placed in the rear: Deliveries should be made at the back entrance.
- Distant from a center of activity; remote.
- Of a past date; not current: a back issue of a periodical.
- Being owed or due from an earlier time; in arrears: back pay.
- Being in a backward direction.
- Linguistics Pronounced with the back of the tongue, as oo in cool. Used of vowels.
- At, to, or toward the rear or back; backward.
- In, to, or toward a former location: went back for the class reunion.
- In, to, or toward a former condition.
- In, to, or toward a past time.
- In reserve or concealment.
- In check or under restraint: Barriers held the crowd back.
- In reply or return.
Origin: Middle English bak, from Old English bǽc.
- backˈless adjective
Origin: Dutch bak, from French bac, from Old French, boat, from Vulgar Latin *baccus, vessel, probably of Celtic origin.
back - Medical Definition
- The posterior portion of the trunk of the human body between the neck and the pelvis; the dorsum.
- The backbone or spine.
back - Phrases/Idioms
back and fill
- to handle sails so that they alternately spill wind and fill with wind, as in maneuvering in a narrow channel
- to zigzag
- â to vacillate, as in a decision
back and forth
- to and fro
- from side to side
- to move back a short distance
- Informal back down
- Informal to refrain or cease from pursuing or annoying; lay off
- to withdraw from an enterprise
- to refuse to keep a promise
back out of
- to withdraw from (an enterprise)
- to refuse to keep (a promise)
- to support or help
- to move or go backwardalso back away
- to accumulate as the result of a stoppage traffic backed up for a mile
- Baseball to take a position behind (a teammate) in case there should be a mishandled or erratically thrown ball
- Comput. to make a standby or alternate copy of (data, a file, etc.)
- to use oars, a propeller, etc. to move backward or prevent drifting
- â to withdraw from a position or a claim
behind someone's back
be (flat) on one's back
get off someone's backâ
get one's back up
go back onâ Informal
- to be faithless or disloyal to; betray
- to fail to keep (a promise, one's word, etc.)
(in) back ofâ
put someone's back up
turn one's back on
- to show anger, contempt, etc. toward by turning away from
- to ignore the plight of; desert; fail
with one's back to the wall
back and fill
- To maneuver a vessel in a narrow channel by adjusting the sails so as to let the wind in and out of them in alteration.
- To vacillate in one's actions or decisions.
back to back
behind (one's) back
have (one's) back up
off (someone's) back
on (someone's) back