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1.
slippery pants - N. derisive term given to a promiscuous person.
see also: sloot, whoore, freak, skank, Paris Hilton's sister
Slippery pants over there will f*@& anything with a pulse.
by Hamburger H hubman July 20, 2004
 
2.
pants htat can easily be lost in public places
i bought a pair of slipery pants that then fell off in the middle of Hyde Park
by debkat August 11, 2003