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lose

lose /ˈluːz/ verb
loses; lost /ˈlɑːst/ ; losing
lose
/ˈluːz/
verb
loses; lost /ˈlɑːst/ ; losing
Britannica Dictionary definition of LOSE
[+ object] : to be unable to find (something or someone)
: to fail to win (a game, contest, etc.)
[+ object]
[no object]
often + to
[+ object] : to fail to keep or hold (something wanted or valued)
◊ If you have nothing (else/left) to lose, you cannot make a situation worse by taking a risk. If you have a lot to lose or have too much to lose, you could make your situation much worse by taking a risk or doing something.
: to fail to earn or keep (money)
[+ object]
[no object]
[+ object] : to have (something) taken from you or destroyed
[+ object] : to gradually have less of (something) as time passes
[+ object] : to cause (someone) to fail to win or keep (something) : to cause the loss of (something) for (someone)
: to decrease in (something)
[+ object]
[no object]
[+ object] : to decrease in value by (a specified amount)
[no object] : to decrease in value when compared to something else
[+ object]
: to experience or suffer the death of (a relative, friend, etc.)
: to no longer have or be with (someone who leaves)
[+ object] : to fail to keep control of (something)
see also lose your head at 1head
[+ object]
: to fail to use (something, such as time) : waste
of a watch or clock : to show a time that is earlier than the correct time : to run slow by (an amount of time)
[+ object]
[no object]
[+ object] : to explain something in a way that is not clear to (someone) : to confuse (someone)
10 
[+ object] : to succeed in getting away from (someone who is following or chasing you)
11 
[+ object] informal : to get rid of (something unwanted)

lose contact

see 1contact

lose count

see 2count

lose face

see 1face

lose ground

see 1ground

lose it

informal
: to become insane
: to start behaving in an uncontrolled way because you are angry or upset

lose out

[phrasal verb]
: to fail to keep or get something valued or desired
often + on or to

lose sleep over

see 2sleep

lose the plot

see 1plot

lose touch

see 2touch

lose your bearings

see bearing

lose your grip

see 2grip

lose your head

see 1head

lose your heart

see heart

lose your life

see 1life

lose your lunch

see 1lunch

lose your marbles

see marble

lose yourself

: to give all of your attention or thought to something

lose your shirt

see shirt

lose your touch

see 2touch

lose your way

see 1way

— losable

/ˈluːzəbəl/ adjective

— losing

adjective