To fuck someone with great vigour. The dictionary meaning of 'to thrash or beat vigorously' used in a sexual context.
by BIg Dogs Cock August 27, 2012
Get the Flail mug.by +j-phizzle+ May 27, 2007
Get the flailing mug.The closet homosexual was flailing his arms in the air when he heard about the I Love Lucy marathon.
by Heidi Montag July 4, 2008
Get the flail mug.i didnt go to sleep.we were flailing all lastnite
by cocainebeautifuLL October 3, 2007
Get the flailing mug.an uncontrolled movement, spastic in nature. An unsuccessful courting ritual during the act of a white "man-child" dancing.
by Empedocles July 22, 2009
Get the Flail mug.v., To fuck oneself six ways from Sunday.
by Jaggo March 21, 2004
Get the flail mug.