slang term for vagina or anus, in the case of gay men.
Man, she has one hell of a tight lube tube.
or
She don't need no KY jelly, her lube tube is slick.
83š 80š
Two people covered in lubricant holding eachother forming a ring shape. A third person also lubed up penetrates both individuals using his hands or feet.
Jill: Iām so bored
Samuel: I think we should do a lube tube with eachother to not be bored