Tween

1)a twenty-something who still acts like,dresses like, or hangs out with(a)teenager(s)
2)a twenty-something who follows the fads and pop culture of current teenagers

that tween needs to grow up (?)

wowzerdoo

a deliberate punch to the scrotum. usually causing a brief blackout, mild neausea, pins and needles in the legs,and the possible loss of balance. a wowzerdoo can NOT be performed by a girl. it is a sad man revenge tactic, often employed by those who cannot fight fair.
a wowzerdoo is acceptable if you have caught your friend sleeping with the same girl as yourself

john gave me a wowzerdoo (?)

saggers

testicles + sack (early 90's)

i hate it when girls kick men in the saggers
or my saggers are sweaty as hell

mo

(verb)to shave off someone's pubic hair (short for mow as to mow the lawn)

lauren gave him a mo