A term used in reference to males who encourage their female partners to store rotten meat or carrion in their vaginas in the hopes that flies will deem their reproductive organs an appropriate place to lay eggs which will result in maggots. Once this end has been achieved, the maggotlicker will proceed to gratify his partner orally, while enjoying a maggoty treat of his own.

the whale tail is the shape formed when a g-string rides up high over a womans trousers