hoo /huː/exclamation 3pronoun 2adverb 1noun 2forms 4 exclamation3 •Used to attract the attention of others."Hoo yee!" •An exclamation of pain. •(no longer used) a shout that shows sudden joy, often after winning somethingOur enemy is banish'd! he is gone! Hoo! hoo! — 1608 pronoun2 •she •he, also a gender-neutral third person pronoun adverb1 •how noun2 •An uttering of the cry 'hoo'. •A strip of land; a peninsula; a spur or ridge. formshoos · herself · her · hers