The act of one who, or that which, hops; a jumping, frisking, or dancing. / (countable, physics) A shift from one energy-state to another by an electron in an atom.

(US, slang) Of a location, crowded with people.

present participle of hop

(Britain) hop picking, the practice of picking hops; for Londoners a holiday period working in the hop gardens of Kent. / The addition of hops during the production of beer as a flavouring agent

plural of hopping

(Britain) An traditional annual fair, usually at Whitsuntide, formerly associated with livestock markets.

plural of Hopping

A surname.

present participle of hop it

(informal) To hurry up; to get moving.