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2.
the unexpected sexual releif aka premature ejaculation
whilst paul lay next to the squirrel he had a manslip
by rrdwave November 19, 2009
 
1.
Man Slip (adjective): To become unable to control sexual release.
When Matt was waiting to go into the club he saw a very attractive man and had a man slip.
by PW87 February 12, 2009