A move where the male sucks the lower lip of the female while making out with her. Girls can also perform this move, but it is discouraged for them and should only be used in times of desperation.
While talking to her friends, Heather said, "Justin introduced me to the lip move in the laundry room last night. Definitely made it the best make out I've ever had!"
by ya boy.com July 19, 2011
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