jack off
B2 slang inseparable both
In simple words
touch yourself sexually; sometimes, fool around and waste time
Meanings
1 B2
idiomatic
slang
To masturbate.
"The crude joke in the movie was about a guy who spent all day jacking off instead of studying."
Grammar: inseparable
2 C1
idiomatic
slang
To waste time by fooling around instead of doing something useful.
"Quit jacking off and help me move these boxes."
Grammar: inseparable
Usage notes
Strongly vulgar and offensive in many contexts. Avoid in formal or polite speech.
Commonly used with
in the bathroom alone all day instead of working
Forms
Base
jack off
I/you/we/they
3rd person
jacks off
he/she/it
Past simple
jacked off
yesterday
Past participle
jacked off
have + pp
-ing form
jacking off
continuous
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Synonyms
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