ok think about a fish tank four sides so you need four people 2 girls and 2 guys make the guys face the girls and then they have sex standing up so they make a two lines next to each other like the equels sign. now there are sides air between the people are the sides and a bottom!
man: lets fish tank all night
lady: but we need more people
man: get your roomate i 'll get mine
lady: ok

and they fish tank alllll nite long and moan

I like the wayyy u fish tank baby
by karlee furlicker July 27, 2009
Top Definition
Yet another word for a pussy. Derived from the fact that they sometimes smell of a fish tank.
Your mothers fish tank stinks up the whole fucking room.

You stupid fish tank.
by GG January 24, 2004
a term used to initiate a physical connection between two people. usually used as a last resort when other person does not immediately respond to previous gestures. seems to be more prevalant when intoxicated or when at a party
a: did you know this house had a fishtank?
b: no i didn't, where is it?
a: oh its upstairs, come on i'll show you...
by smashley450 October 12, 2005
The female equivalent of a "Sausage Fest." A room, place, or situation, filled with all girls, and little to no guys.
This party is such a fish tank, I wish there were more dudes here.
by JAHSIB February 05, 2012
A slang term for a woman's vagina. Typically used to describe someone who is dirty and promiscuous, therefore smelling of fish.
After last night, Kiley woke up and found some algae in her fishtank.
by ktmcq February 28, 2008
a term used when something upsetting happens; "just my luck"
When she lost the game, she said "aw fishtank!"
by hahajimmyinyourface August 17, 2010
one whom does not stop having sex with people; one who has had much semen(or skeet) pumped into there vagina or mouth... or butt
janelle is a fishtank, i mean shit even joey got some from her.
by marlaine May 23, 2004
rollin wit no tint.
Look! Ya boi over there smokin a j in his car, thinkin no body can see him, but dat nigga rollin fish tank.
by Lacey G. March 14, 2009

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