to lose something; to no longer have or possess something valuable or significant

to disappear; to vanish; to fade away until no longer present

to be missing; to disappear; to be unaccounted for; to lose all trace of one's whereabouts

loss; damage

to be disappointed; to lose hope or faith; to despair

to be defeated in a competition or battle; to fail in an attempt, task, or experiment

Polite expression used when one has to leave or cannot continue to keep someone company; "excuse me, but I must leave" or "sorry for having to leave".

error; fault; lapse; to make a mistake, often due to carelessness or a miscalculation, such as a service fault in sports

to lose one's love; to be jilted or disappointed in love; to break up a romantic relationship

the condition of being unable to sleep

To lose one's job or be unable to find work; to be unemployed.

to lose; to forfeit

a person who has failed or been defeated

to go out of control; to lose control over a situation, machine, or emotion

(of soil, water, or minerals) to be washed away or lost through erosion

To lose one's way or bearings; to become unable to distinguish directions or paths.

to lose something through carelessness; to misplace

to feel a sense of loss; to feel disappointed or empty; to feel frustrated

to suffer a loss of interest or profit; to be at a disadvantage

to be lost or missing (especially of parts of a text or physical object)

not normal; behaving in an odd or unusual way, often in terms of mental state or general behavior

to lose or misplace something; to leave something behind inadvertently

to lose balance; to be out of equilibrium; imbalance

To lose effectiveness; to become void or expire, such as a passport or contract.

fault; slip; error caused by negligence or carelessness

gains and losses; success and failure; pros and cons

to lose balance or become dysfunctional; specifically refers to an imbalance or lack of coordination between things like supply and demand

to lose blood; to hemorrhage; to suffer a significant loss of blood from the body

to act discourteously; to breach proper etiquette or manners

The percentage of the total labor force that is currently unemployed

The person who has lost property or had property stolen

The loss of fertile topsoil caused by water or wind; soil erosion.

to lose one's eyesight; to go blind; blindness

to make a mistake or miscalculation in an action

(of a plane, ship, or vehicle) to have an accident, such as a crash or shipwreck; to suffer a mishap

(bound form) to cause a loss of something like dignity, decorum, or fairness; used in fixed expressions to indicate a failure or lack in one's conduct

To go out of order or lose responsiveness; used for machines, instruments, or body parts.

To let a chance or opportunity slip by; to lose or fail to catch something.

can still be considered to be; qualifies as (usually something positive)

frustrated; unlucky in one's ambitions or life; feeling thwarted or unsuccessful

to suffer a loss by theft; to have one's property stolen

to neglect one's duty; to be guilty of dereliction of duty, often used in professional contexts regarding serious mistakes or failures to fulfill responsibilities

to lose one's head out of fear; to be so terrified that one does not know what to do

To lose control of sovereign land or territory, usually in a military or political context

absolutely safe; guaranteed not to fail; describes a situation where there is zero chance of an error occurring

to catch fire accidentally; to be on fire; to break out (of a fire)

to lack fidelity or lose its true appearance; to be different from the original or factual situation

To lose credit or trust; to break one's word or fail to keep a promise.

To let out a sound or cry without meaning to, such as from shock, laughter, or surprise