When a girl is working with maximum effort on a dudes dick (his hammer) Hard As A Motherfucker(H-a-m) in order for him to bust or ejaculate.
Male friend was talking to his other male friend...... " Yo dude, i pulled this chick named Madison last night back to my spot off the internet and let me tell you man... shorty was going Ham on the hammer kid! "
by Bladez da pro-do's-her July 30, 2021

by Chelsea BW November 24, 2016

To go hard at something, or put your all into it. Usually with aggression, or a positive go-to attitude!
"By golly, he's really going ham!"
"How do you know?"
"The clap of his asscheeks is telling me so!"
(Morse code via assclapping is the best on god)
"How do you know?"
"The clap of his asscheeks is telling me so!"
(Morse code via assclapping is the best on god)
by Nugget0w0 September 21, 2022
