Tom Grin
A way to show that ultimate satisfaction has been achieved, either sexually or not.
Guy1: I had such a good day today.
Guy2: oh really? What happened man!?
Guy3: I hugged my mates mom and it gave me a honking Tom Grin
Guy2: oh really? What happened man!?
Guy3: I hugged my mates mom and it gave me a honking Tom Grin