look up any word, like fluffer:
 
50.
smartass, shit talker, jerk face
I love to be a Tank!
by Butterfly Bird January 07, 2011
 
51.
tank means a big container, normally used to store water.

tank is also an expression for a big / chubby / fat person, normally used for a woman
pol: illustja dik tank qahba madoffi xini hoxna.
dik tajba al kekke.
by plapol April 02, 2008
 
52.
Someone who is very good at something, wanting nothing except perfection, unstoppable.
You got 100% again Sheila? Man, you're such a tank!!
by 9-3er August 09, 2005
 
53.
A noun describing a person who is very large tall and/or fat and can drink alot of alchohol and will not be affected by it because it is dispersed into their large body and becomes very weak because of this.
Dude, he took down 26 coronas and is completely sober! He's a frikkin tank!
by Peter March 20, 2005
 
54.
A common term in Texas and surounding states for a manmade lake.
Let's go swimmin' in the tank.
by Wonderboy April 21, 2003
 
55.
1. (noun) a person who is so unbelievable masculine, strong ,brave or ballsy.

2. Also a person who has performed an unfathomable action (positive)
Guy 1: Dude, I just scored that chick over there!
Guy 2: Ah, you tank!

Guy 1: I just done a 1000 press ups!
Guy 2: You Tank!
by procrastinater... October 22, 2009
 
56.
To have sex with, or fuck.
I just tanked my girlfriend. She loved it.
by tankme122 June 23, 2009