Bringing to effect maximal sexual arousal in oneself or a partner by the vigorous manualmanipulation of the nipples either through direct contact or through clothing.
"I'm pretty sure one of those girls we rode past was titting-off the other one, Steve. They looked pretty guilty."
1.)To cause any object to malfunction,cease to be, break, be harmed, destroyed,stop functioning or any other bad thing that could happen to something you love.
2.)To act in a strange social manner characterized by awkwardness and a lack of dexterity with the ladies.