2 definitions by Wibbsy

Used if a prior arrangement is terminated by either party usually due to laziness, a lack of interest or tiredness.
Turn it in
Joe - "You still wanna go to the club tonight?"
Pete - "Nah, knock it on the head mate, im too tired!"
by Wibbsy October 3, 2003
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Used if a prior arrangement is terminated by either party usually due to laziness, a lack of interest or tiredness.
Knock it on the head
Calton - "You wanna come round and watch Contact?"
Steph - "Turn that right in, that film is incredibly shite !"
by Wibbsy October 3, 2003
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