Motorboat farts 

Motorboat farts are long lasting, drawn-out flatulence sounding like a distant boat engine.

Speaking of motorboat farts, Juan sounded like he had an outboard up his ass after the burrito.

Motorboat farts by I, Wreckerrr October 9, 2016

Motorboat Malone 

The man most well known for his ability to make fart sounds on your wife's chest. His charming ways will also have him making fart sounds on your wife's chest when your not home. Motorboat "the milkman" Malone.

I just got motorboat Maloned by the milkman today. Awwww. Mazing!!!!

Motorboat Malone by F$ckaround&f$nd@ut October 6, 2021

Motorboat Central

When there is a Girl or group of girls with absolutely cracking, great tits, which you want to motorboat, rub your face in, that area then becomes motorboat central, referring to the fact that there is so much brilliant funbags to rub your face in that the area has become and the place to be for motorboating at that particular time. usually followed by a little rubbing face action to indicate the serious goodness of the girls tits!

"corrrrrr, it bloody motorboat central over there!"
"this place is fucking brilliant its like motorboat central!"
"omg, they are just motorboat central!"
" I went to a banging party last night and it was fucking motorboat central!"

Motorboat Central by PressureJB December 17, 2009

motorboat mouth

Motorboat mouth a person who talks a lot and can't stop talking

Chris sure has a motorboat mouth

motorboat mouth by Tree dog February 8, 2017

Motorboat May

A challenge simular to the legendary "no nut november" and "destroy dick December", you must rub your face on a womans breast for 31 days in a row

During motorboat may, i use strippers

Motorboat May by Whatthefuckamidoing2 November 12, 2018

Motorboat Leak

This is rare, but can happen if your not carefull. This is when a girl has some dude cum on her tits and you go in for the MotorBoat. You come up with a face full on cum. Kinda looks like there is water in the oil since its so white. Oh wait a sec it's cum on your face dumb shit.

No! Don't do it bro, he just put a big load on her.....damn! to late, he just had a Motorboat Leak.

Motorboat Leak by Mr. Dirthole August 7, 2012

motorboat ya later 

Excl. an instance of saying goodbye to one's beloved. (gender neutral)

Romeo "Parting is such sweet sorrow. Motorboat ya later!"

motorboat ya later by Backseat Bingostick May 3, 2011