Sizable slug

Big big bad slug who could hurt you and slimy all over you

AH! The sizable slug is coming! Run!

Half slug

A term used to describe a dick that is neither hard or flaccid. The half slug is generally used by men to wave or display to soneone they are in love with.

Codge showed steve his half slug, and steve ejaculated.

slug face

The equivalent to a lady tea bagging. When a snail trail is applied directly to another's face, or the vaginal discharge commonly associated with being aroused is smeared onto someone's face through contact with the vagina.

I slug faced him while he was sleeping.

slug tits

Mantits that are so big and saggy that they look like the eyes of a slug or snail.

I went swimming with Jamal and he had some big ass slug tits