flex out
C1 slang intransitive
In simple words
To show your muscles to other people, or to head out somewhere.
Literal meaning: To flex (tense muscles) outward for display — fairly transparent in the physical sense.
Meanings
1 C1 slang
To display one's muscles or physical strength, typically in a gym or fitness context.
"He loves to flex out in front of the mirror after every workout."
2 C1
idiomatic
slang
To leave a place (slang, very informal).
"The party was boring so we decided to flex out and find somewhere better."
Usage notes
Very informal slang. 'Flex out' meaning to show muscles is mostly used in gym culture. The sense of 'leaving' is extremely informal and rare.
Commonly used with
gym muscles arms stage competition
Forms
Base
flex out
I/you/we/they
3rd person
flexes out
he/she/it
Past simple
flexed out
yesterday
Past participle
flexed out
have + pp
-ing form
flexing out
continuous
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