get off your arse

get off (one's) arse

rude slang To start being productive, especially after one has been inactive (and perhaps literally sitting). This phrase is often used as an imperative. Primarily heard in UK, Australia. Get off your arse and help me with this! If you don't get off your arse now, you'll be up all night finishing your paper.
See also: arse, get, off

get off your arse

stop being lazy.
See also: arse, get, off