ADJ.
round
VERB + NOTCHER
shave
PREP.
in
ADV.
particularly, then
noun
One who makes notches.
A scorer.
The perineum.
He is a Libertarian, does not vote, and we are all privy to the goings on in his crotch (particularly his notcher).
I'll let you be the first in line to shave your notcher, then.
She still shoulda put a round in his notcher, though...then made him call 911.
i Register
In some senses, notcher is marked as slang. Watch for register when choosing this word.