tuna surprise 

wen engaging in sexual activity, just before the male ejaculates he yells tuna surprise, at which point a friend jumps out the wardrobe and slaps the female in the face with a fish

my girlfriend broke up with me after she got done with a tuna surprise

tuna surprise by scotty boyNo1 December 23, 2008

tuna skeet 

masturbating onto your friends tuna sandwich to give it the appearance of mayonaise.

"did you tuna skeet on my sandwhich?"

tuna skeet by tuna skeet February 9, 2009

tuna salad on sweet dark 

It's actually exactly what it sounds like. A tuna salad sandwich on dark bread.

Can't wait to get one of those tuna salad on sweet dark sammiches today for lunch.

tuna salad on sweet dark by BKYokes April 27, 2017

Tuna stick 

The smell left on your penis when one hasn't properly washed after intercourse.

Yo! We near the ocean or that your tuna stick i smell?

Tuna stick by M & A Cat June 30, 2017

Tuna Sundae

When your eating her pussy so good but you enhance the experience with a little sweet sauce (chocolate, strawberry or caramel) and a generous dollop of whipped cream.

I had several tuna sundaes last night. That shit tastes sweet and tangy. Rachel came like six times. But I think I may have onset diabetes now.

Tuna Sundae by Eaton Holgoode February 2, 2018

tuna shed 

Another word for Cunt...

I wouldnt mind sniffing around Amy's Tuna Shed....

tuna shed by dirtydogsaint April 24, 2008

Tuna Sub 

It means bust a nut. Bust a nut means ejaculate.

Hey dude, spell tuna sub backwards. HEEE HEE HEE

Tuna Sub by Catlolax March 14, 2016