egg laying
When a human or humanoid character (usually female) is pushing an object out of an orifice, whether it's the vagina or the anus. May or may not necessarily be literal eggs.
Not to be confused with egg implantation, in which a creature (usually a monster) is laying eggs into a person's orifice.
See also
The following tags are aliased to this tag: egglaying and oviposition (learn more).