Wax lips is referring to someone who lies a lot.

Also known as a flake.

Originates in Goleta, California.
"Suzy has wax lips, she told Avian that her dad was a CIA agent."
by queen.padme.amidala May 27, 2005
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the act of cleaning your dick off of semen on the upper lip of man/woman/animal/yourself(if necessary)
I gave myself a great italian lip wax.
by PJCS2 November 28, 2009
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Wax (ing) lips- passionate kissing, make out session.
Mary and and I are wax(ing) lips beneath the old evergreen right now.
by Mr. Wicked December 3, 2016
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