Self masturbation while your masturbating arm is interlocked with a partner who is also self masturbating.
It's not gay when you're Jack'n and Jill'n.
Jack'n and Jill'n is like a {dutch rudder}, but you don't need to wait your turn.
Jack'n and Jill'n is like a {dutch rudder}, but you don't need to wait your turn.
by Try Hard Anon June 07, 2016
Get the Jack'n and Jill'nmug.