jacktation

When a woman masturbates a man's penis with her breasts. (derived from the word "lactation," when a woman secretes milk from her breasts.)

Rick was tired of handjobs, so Barb got him off with jacktation instead.

by Led Zeppole September 30, 2003

Jacktate

to ejaculate from masturbation, jack-off-lactation

"I just jacktated all over the computer screen"

by fivetoedsloth September 27, 2009