look up any word, like cunt:
 
1.
The size of your head, in case you want to put a hat on it.
I want to get my brother a baseball cap, but I don't know his capsize.
by Orthogonal Jones January 11, 2007
 
2.
when a boat's top deck submerged, usually at least a third or half of it
the boat laying on its side had been capsized by the collision
by Corsair Sailor September 20, 2007
 
3.
To overdose
"Where's Tim?"
"He capsized last week, he's in the hospital"
by mysnsucksass October 18, 2008