- The definition of tighten is to make something more fixed in place, more constricted, or more snug.
- To turn the lid on a jar is an example of tighten.
- To cut back on spending is an example of tighten a budget.
- To tailor a shirt to fit more closely is an example of tighten.
tighten definition by Webster's New World
transitive verb, intransitive verb
to make or become tight or tighter
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- tightener noun
tighten definition by American Heritage Dictionary
tr. & intr.v. tight·ened, tight·en·ing, tight·ens
To make or become tight or tighter.
- tightˈen·er noun