The definition of a lip is either the top or bottom edges of the mouth, something that resembles these, or an outer or upper edge or rim.(noun)
Lip is defined as to touch the lips to something.(verb)
An example of lip is putting a musical instrument to your mouth in order to play.
See lip in Webster's New World College Dictionary
Origin: ME lippe < OE lippa, akin to MDu lippe < IE base *leb-, to hang loosely, lip > L labes, a falling, labium, lip
See lip in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old English lippa; see leb- in Indo-European roots.
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