knock off
verb
RareNot in standard dictionaries
1
To halt one's work or other activity.
2
To kill.
3
To defeat.
4
To remove, as a discount or estimate.
5
To rob.
6
To make a copy of, as of a design.
7
To assign (an item) to a bidder at an auction, indicated by knocking on the counter.
8
To have sex with (a woman).
9
To accomplish hastily.
10
To remove (something or someone) by hitting.
Thesaurus
#informal#slang#vulgar