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1.
Checking the viability of an unknown system by a quick test (derived from literally kicking the tires of an automobile).

(tyres, uk)
He tried kicking the tires of the new security software by infecting his laptop with a handful of common viruses.
by danja123 October 03, 2008
6 0
 
2.
Hooking up with and ex.
"Last night I was kicking the tire and it wasnt as tight as I remember"
by Shawn O'Brien May 04, 2008
7 3