Knackered.
it means your tired
Knackered has several meanings from the the benign meaning of exhausted to the more explicit idea of being sexually spent. More meanings can be found in urban dictionaries.
A slang word that starts with k is knackered
Out of breath. Flushed Close to passing out Knackered.
Your freezer must be switched off or knackered ! mickf15
cause its knackered
A nonspecific calf injury. If your calf is knackered then you have calf-knack. It is a colloquialism from Britain.
knackered, i decided to get up early for paint balling on the day the clocks go forward
As far as I'm aware knackered is a religious slang term for Jesus on the cross and was classed as a swear word even in Victorian times. It would appear that its conitation has changed over time and its meaning diluted; therefore no longer is classed by the masses as Swearing. Try it in Church!
Say you're knackered. It'll score you some points with the British crowd.
Lie upside down and hum for five minutes. If you choke, then they're knackered.