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To chicken out, or go back on a deal. Used mainly when people agree to go somewhere and then pull out or don't show up.
Trevor: Where's Frederick? I thought he was coming on this sojourn.

Gavin: Ahh... just had a text from him. He's caffled.

chicken out wuss chicken shit wuss out let down
by croiz May 21, 2011
The word caffle means to either sit down and rest or go to sleep.
"Im tired, Im going to go and caffle for a while"
by KhamSari March 01, 2006