cummer UK /ˈkʌmə/US /ˈkʌmɚ/ noun4 •(Scotland) A female companion or intimate (of another woman). •(Scotland) Lass, the feminine equivalent of fellow. •(slang, vulgar) One who cums or climaxes.A sure fire way to get off in seconds, even if watching him squirm about in orgasm weren't enough. That boy was about as noisy a cummer as any I've encountered […] — 1997 •(Scotland) The relationship of a godmother to the other godparents (godsibs or gossips), and the legal parents, of a child. formscummers