exto

Abbreviation or slang for exterminate or extermination.

Billy keeps talking about killing all White people. He's really full on exto posting.

by Pat Bukakkenan January 17, 2019

exto

An abbreviation for extraordinary. Extro is acceptable as well.

Dude, that run was sick. There was so much pow it was exto.

by Colin Samuels March 18, 2008