pekpek Share definition Flag Filipino slang for vagina/pussy/cunt. Sometimes Filipina will women use it as a vulgar expression... (See example) As an expression: "Ay pekpek!" (Note... this expression should only be used by women and homosexuals.) As a noun: "Pakihipo nga ang pekpek mo..." ("Please let me touch your pekpek.") _ This phrase may be used by men or tomboys (i.e. lesbians). pekpek by Aec August 14, 2003 Get the pekpek mug.