When one is not able to fit their penis completly into a condom their using, thus penetration begins to slip and slop.
When my boyfriend tried to impress me with a magnum condom and didnt fit, his penis was slip slopping all over the place.
by Kinkygal 69 March 30, 2010
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When you're really drunk and puke all over the place. When you stand up you slip in your vomit and shit and pass-out.
Dude I was so wasted I slip-slopped last night
by Jerry Slapnuts September 13, 2006
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The dirtiest kind of anal sex you can imagine. Basically anal sex that turns into a pool of shit with continuous sex and no clean up. Normally done by really dirty mofos and guys who want to experiement a little further than just regular anal sex.
Ex)
1. Jordan gave Michelle a slippity slip slop yesterday and nobody cleaned it up

2. My boyfriend gave me a slippity slip slop and and it was worse than the Dirty Sanchez I got a week ago
by DragonHerpes January 8, 2014
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Last night I was at the pub and I hooked up with this fat chick and took her home and gave her the slip slop slap treatment.
by AussieKent July 24, 2014
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unlike the other 5. number 6 takes a revolutionary take on the meaning of eating massive asshole.
guy one: yo are you going to josefs party?
guy two: yes, i heard there will be a lot of slip-n-slide slop number 6.
by Real Life Swag February 18, 2021
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a slip slop is when you wear socks with flip flops
a slip slop is very comfy to wear
" omg hes wearing a slip slop "
by sToOpId 27 May 10, 2020
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