jon hamm 

Jon Hamm is an American actor known for his role of Don Draper on the hit series Mad Men. Jon Hamm is also a term of reference for a man with a large penis.

Me: Did you hear Jon Hamm won an Oscar?
Guy: Yeah, Jon Hamm is such a good actor, Mad Men is the best!

Penal use:
Chick: I thought he was going to have a Jon Hamm but actually he had a Non Hamm.
Friend: That's so dissapointing. I love Jon Hamms.

jon hamm by The real rj December 10, 2013

Going Jon Hamm 

When you "Go Ham" or all-out on/with something but are only slightly successful.

"He's going Jon Hamm on that burger."

"She went Jon Hamm in that wing eating contest."

Going Jon Hamm by TitaN X70 October 5, 2022

Jon Hammed 

A step above being hammed (hammered).

Guy 1: Hey buddy, you hammed?

Guy 2: Oh I’m Jon Hammed

Jon Hammed by Tyroil Smoothie-Wallace II March 10, 2021

Jon Hamming 

clearly demonstrating a bulge in your crotch of your pants, shorts, chubbies, etc. Sticky Fingers style.

Those pants are too tight, bro. You're totally Jon Hamming it.

Jon Hamming by UrbanDictionarySnob July 2, 2015