(mineralogy) A hydrated iron oxide related to hematite.

(UK, informal) Part of the London Borough of Tower Hamlets with a large Bangladeshi population.

A passageway through which to enter or leave, such as one between seating areas in an auditorium, or between two buildings. / An articulating bridge or ramp, such as from land to a dock or a ship.

(prison slang) A sex offender.