Half Whites Naval An official uniform dress (seldom worn except in a heat wave in England or on the stage) consisting of white trousers, socks and shoes with normal blue uniform above.
Hand Naval Sailors on board are usually referred to as "The Hands" - in the singular as "One Hand". This is said to come from the expression "One hand for yourself and one for the King" used to men working aloft in the days of sail.
Harijan India Child of God, a term used by Gandhi to refer to Dalits (untouchables)
Harmong Row Naval The name in the Navy for the row of houses in or near a naval dockyard provided as official residences for the principal officers (naval and civil) of the dockyard.
Hartal India A general strike.
Honkydonks Naval A sailor's name for the shore service boots worn by Royal Marines; his own he refers to as "Pussers crabs". Similarly he may describe a Royal Marine's boots, but not his own, as "Beetle-crushers".