1 definition by Mark-Shadows
When its a race to get to the bathroom after your stomach has been hurting so bad and taking the biggest shit possible.
Dude: O MY GOD IM GOING TO TANK !!!!
*he runs to the bathroom*
Dude2: O my god hes tanking in my bathroon ....
*he runs to the bathroom*
Dude2: O my god hes tanking in my bathroon ....
by Mark-Shadows October 31, 2009