Simply stated it means to fuck someone to the point that they can no longer walk, and even have difficulty sitting up. Usually satisfies even a nympho for at least 3 days.
You'd better be careful Anthony, or I will fuck your legs off.
Man, I would love to fuck Stan's legs off...
Man, I would love to fuck Stan's legs off...
by Ms. B. Haven October 1, 2006
Get the Fuck Your Legs Offmug.