1 definition by rjwf

Top Definition
A maneuver for fucking that uses a sling. The person fucking the person in the sling lifts himself up using the chains on a sling or the frame of the sling and then uses the inertia of the sling rocking back and forth to fuck the slingee.
That person just tried the Fenn he must have good upper body strength.
#sling fucking #inertial fucking #fen #lift fucking #phen
by rjwf July 25, 2010
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