Top Definition
When you slip your penis in her vagina when in bed together ..... unbeknownst to herself.
Phil came in from the pub last night, and in an attempt to avoid an argument with amy, he performed the sliparoo so as to not wake her up
#sliparoo #one on the qt #keep it on the downlow #what she dont no wont hurt her #sssshhhhhh
by Simpson Eire June 12, 2011
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.