Dyke or dike may refer to: Dyke (slang), a lesbian Dyke (construction) or levee, a natural or artificial slope or wall to regulate water levels A ditch, a water filled drainage trench Dike (geology), a subvertical sheet-like intrusion of magma or sediment Dikes, diagonal pliers, a hand tool used by electricians and others Dyking out, a slang term for a uniform or dressing assistant at Virginia Military Institute and other military schools or colleges Dike (mythology), the Greek goddess of mor… (More on Dyke)