- a contemptuous term used to refer to a lesbian.
- an embankment constructed to prevent flooding, keep out the sea, etc
- a ditch or watercourse
- a bank made of earth excavated for and placed alongside a ditch
- a wall, esp a dry-stone wall
- a barrier or obstruction
- a vertical or near-vertical wall-like body of igneous rock intruded into cracks in older rock
- Australian and NZ informal
- a lavatory
- (as modifier)
- an embankment or wall built to confine a river to a particular course
- to protect, enclose, or drain (land) with a dyke
- a lesbian
- Greg (ory). born 1947, British television executive; director-general of the BBC (2000–04)