To top oneself.
Some slang terms for suicide include "offing oneself," "taking one's life," "dropping out," and "doing oneself in."
Here are some slang terms for potatoes:SpudsTatersMurphyTots
Some slang terms for arsonist are firebug, torch, and pyro.
fine
The slang terms I'm familiar with are: P.I. Private Eye, Peeper and Dick
In contemporary slang, to say a person committed suicide is to say he "offed himself".
Here are some examples:CarJalopyFlivverRide
bucksgreenbacks bills
soda is sody
shela
Pito grandote
Angel dust
Hoops, bangs