(n) the white, semi-opaque fluid released from a man's penis after reaching climax
(v) to jammy jam.
"Richie jammy jammed in her coffee until it was a perfect shade of Italian leather."
"man i jammy jammed all up in my pants after i saw that hot bitch"
"what you put on toast"
(v.) Jammy Jamming
Liz: Hellz yeah! I brought my jammy jams and popcorn.
Zach: JAMMY JAMS?!??! I LOVE JAMMY JAMS!