giddy /ˈɡɪd.i/adjective 9verb 3noun 2forms 5 adjective9 •[after a verb] feeling that the head is spinning and that one might fall over, dizzyThe man became giddy upon standing up so fast. •(dialect, UK) (of an animal, usually a sheep) sick with a disease in which young tapeworms grow in the brain and often make the animal walk in circles •feeling so happy and excited that the head almost seems to spinThe boy was giddy when he opened his birthday presents. •silly and easily excited, acting without thinking and unable to stay serious for longIt may be Gnats, and Flies, haue their Imagination more mutable and giddy, as Small Birds likevvise haue. — 1631 •[before a noun] making someone feel dizzy and likely to fall, often because it is very high or very fastThey climbed to a giddy height. •going around and around very fastTo spoil Antiquities of hammerd steele, / And turn the giddy round of Fortunes vvheele. — 1594 •(dialect, UK) full of very strong anger, furious •(old-fashioned) Used as an intensifier.'E isn't one o' the reg'lar Line, nor 'e isn't one of the crew. / 'E's a kind of a giddy harumfrodite—soldier an' sailor too! — 1896 •(figurative, no longer used) Of a thing, especially a ship: unsteady, as if dizzy.The giddy Ship ran round; the Tempest tore / Her Mast, and over-board the Rudder bore. — 1700 verb3 •To make (someone or something) dizzy or unsteady; to dizzy.And indeed her ovvn little head vvas so giddied vvith this vvonderful elevation; […] that had she not really been one of the prettiest figures that can be imagined, she vvould have been insufferable. — 1751 •To become dizzy or unsteady.Giddied, he gave up a moment's purchase of ground. — 1981 •(no longer used) To move around something or spin rapidly; to reel; to whirl. noun2 •(no longer used) Someone or something that is frivolous or impulsive.But the giddy, the idle, and the frivolous part of the vvorld vvill incessantly pursue a phantom, and grasp a shadovv. — 1778 •(UK, no longer used) Synonym of gid (“a disease caused by parasitic infestation of the brain by tapeworm larvae”). formsgiddied · giddying · giddies · giddier · giddiest