- The definition of a flag is a piece of fabric attached to a pole usually with symbolic colors or patterns.
An example of flag is the banner with stars and stripes that hangs in front of fire stations in the United States.
- Flag is defined as to signal or mark something to get someone's attention.
- An example of flag is to wave your hands at a cab driver to have him stop and pick you up.
- An example of flag is marking pages in a book to read later.
Flags of different nations
flag definition by Webster's New World
- a piece of cloth or bunting, often attached to a staff, with distinctive colors, patterns, or symbolic devices, used as a national or state symbol, as a signal, etc.; banner; standard; ensign
- Now Rare long feathers or quills, as on a hawk
- the tail of a deer
- the bushy tail of certain dogs, as setters and some hounds
- something, as a tab of metal or cardboard, that is attached to a card, folder, etc. so that it may be found easily, as in a file
- Comput. a character, symbol, etc. used to mark data or a record for special attention
- Music any of the lines extending from a stem, indicating whether the note is an eighth, sixteenth, etc.
Origin: Late Middle English flagge ; from flag, in obsolete sense “to flutter”
Origin: Middle English flagge ; from Old Norse flaga, slab of stone ; from Indo-European an unverified form plāk-, to spread out, flat ; from base an unverified form plā from source plain
- any of various wild irises with flat fans of sword-shaped leaves and white, blue, or yellow flowers
- any of various cultivated irises
- sweet flag
- the flower or leaf of any of these plants
Origin: Middle English flagge ; from uncertain or unknown; perhaps
flag definition by American Heritage Dictionary
- A piece of cloth, usually rectangular, of distinctive color and design, used as a symbol, standard, signal, or emblem.
- National or other allegiance, as symbolized by a flag: ships of the same flag.
- A ship carrying the flag of an admiral; a flagship.
- A marking device, such as a gummed strip of paper, attached to an object to attract attention or ease identification; a tab.
- The masthead of a newspaper.
- Music A cross stroke that halves the value of a note to which it is added.
- A distinctively shaped or marked tail, as of a dog or deer.
- Computer Science A variable or memory location that stores true-or-false, yes-or-no information.
- To mark with a flag or flags for identification or ornamentation: flag a parade route; flagging parts of a manuscript for later review.
- a. To signal with or as if with a flag.b. To signal to stop: flag down a passing car.
Origin: Origin unknown.
- flagˈger noun
Origin: Middle English flagge, reed, of Scandinavian origin.
intransitive verb flagged flagged, flag·ging, flags
- To hang limply; droop.
- To decline in vigor or strength: The conversation flagged.
Origin: Possibly of Scandinavian origin; akin to Old Norse flögra, to flap about.
Origin: Middle English flagge, piece of turf, from Old Norse flaga, slab of stone; see plāk-1 in Indo-European roots.
flag - Computer Definition
- A marker or indicator of a condition, such as an error condition, in a program or file. See also file and program.
- In Synchronous Data Link Control (SDLC), High-level Data Link Control (HDLC), and other frame-based communications protocols, a specific eight-bit pattern that alerts the receiving device to the beginning or end of a frame, i.e., message unit.The most commonly used flag character is 01111110 in binary code (7E in hexadecimal). Flags also fill all idle time on the line between frames. Only one flag is needed between frames. See also frame, HDLC, hexadecimal notation, protocol, and SDLC.
(1) In communications, a code in the transmitted message which indicates that the following characters are a control code and not data.
(2) In programming, a "yes/no" indicator used to represent the current status of something. A flag is often only one bit of the byte and is created and controlled by the programmer in software. When only a single bit is used, eight flags, or status conditions, can be represented by one byte. Flags can also be built into and turned on and off by hardware, in which case the software is used only to read the flag to determine the current condition of the device.
(3) A Unix command line argument. The symbol is a dash. For example, in the command head -15 filex, which prints the first 15 lines of the file FILEX, the -15 flag modifies the Head command.
(4) To identify an element of data or a process by embedding a code (flag) in it.
flag - Investment & Finance Definition
A technical analysis chart pattern that looks like a flag. A flag pattern shows upward price movement followed by declining price movement that is in a channel formation (meaning that is it constant and definite). The flag formation typically lasts just several weeks and shows a period of price congestion, or little movement, in prices. When the flag pattern ends, prices typically resume the direction of the trend that occurred before the flag.
flag - Phrases/Idioms
dip the flag