1. Derogatory and politically incorrect term for member of the Irish Traveller community.

2. Irish equivalent to someone from 'The Hood'.
"me n al me mates ran amok on o'connell streeh when dem orange baasturds tried teh march dowin ih...lit a car on fire and battered Charlie Bird"

Fucking Knackers!
by Damho May 19, 2010
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injure oneself in the testicles, usually through a hard blow or landing
that football player just knackerated himself on the goal post
by Foeff April 03, 2010
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To be covered in semen or to be extremely tired.
"dude that guy knackered me last night"
"i thought you were a guy!"

"oh. oops. i guess im gay."
by aboybrushedblue May 22, 2010
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the knacker man, as in "fit for the knackers" i.e. exhausted, dead
eeh by gum, ah wuz fit for knackers
by dilbert scrunchie June 20, 2003
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When you have recently blown your load and are very down and tired.
"Hey Brad you want a blow Job" - Molly
"Im still knackered from when we had sex 30 mins ago" - Brad
by MassiveLad March 20, 2016
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