A feeling of elation obtained via the drug-induced behaviour of another person.

(idiomatic, military, of a weapon) Held with two hands as in "port arms", but carried well above the head. The high port is often the position taught for running (at the double) or charging.

The hill in Washington, D.C., on which the Capitol is located, where Congress holds its sessions. / A neighborhood of Washington, D.C., United States. / (metonymically) the United States Congress

A type of Scottish set step routine dancing.

To take part in Highland dancing.

(US) hide and seek

high-pressure liquid chromatography

(chemistry) A form of chromatography in which the liquid mobile phase is forced through a column of solid stationary phase under high pressure

A roof formed from inclined, planar ends and sides, joined at their edges to form hips, the longer sides forming a ridge at the top

(idiomatic, uncountable, usually with "the") A position of advantage or superiority in a conflict or competition. / Used other than figuratively or idiomatically: see high, ground.