The meaning of LOSE is to miss from one's possession or from a customary or supposed place. How to use lose in a sentence.

LOSE definition: 1. to no longer have something because you do not know where it is: 2. to have something or…. Learn more.

If you lose something, you do not know where it is, for example because you have forgotten where you put it. I lost my keys. [VERB noun] I had to go back for my checkup; they'd lost my X-rays. [VERB noun]

lose (lo̅o̅z), v., lost, los•ing. v.t. to come to be without (something in one's possession or care), through accident, theft, etc., so that there is little or no prospect of recovery: I'm sure I've merely misplaced …

Dec 14, 2025 · lose (third-person singular simple present loses, present participle losing, simple past and past participle lost) (transitive) To cease to have (something) in one's possession or capability. …

2. to fail to keep or maintain: to lose one's balance. 3. to suffer the loss or deprivation of: to lose a parent.

LOSE definition: to come to be without (something in one's possession or care), through accident, theft, etc., so that there is little or no prospect of recovery. See examples of lose used in a sentence.