the female version of 'cockblocking'
Knowing that her friend had her eye on a guy at the party, Judy said to Julie "Let me know if I'm vajammin' you."
(noun) A vagina belonging to a Jamaican woman.
"Check out that smokin' hot mama shake her trunk on the dance floor. I'd love to get a piece of that - I bet she can work her vajammin' like a pro."