Crotchet

n.	1.	A forked support; a crotch. The crotchets of their cot in columns rise. - Dryden.
	2.	(Mus.) A time note, with a stem, having one fourth the value of a semibreve, one half that of a minim, and twice that of a quaver; a quarter note.
	3.	(Fort.) An indentation in the glacis of the covered way, at a point where a traverse is placed.
	4.	(Mil.) The arrangement of a body of troops, either forward or rearward, so as to form a line nearly perpendicular to the general line of battle.
	5.	(Print.) A bracket. See Bracket.
	6.	(Med.) An instrument of a hooked form, used in certain cases in the extraction of a fetus.
	7.	A perverse fancy; a whim which takes possession of the mind; a conceit. He ruined himself and all that trusted in him by crotchets that he could never explain to any rational man. - De Quincey.
v. i.	1.	To play music in measured time.

Noun	1.	crotchet - a sharp curve or crook; a shape resembling a hook Synonyms: hook
	2.	crotchet - a musical note having the time value of a quarter of a whole note Synonyms: quarter note
	3.	crotchet - a strange attitude or habit Synonyms: queerness, quirk, quirkiness, oddity
	4.	crotchet - a small tool or hook-like implement

L, accidental, angle, apex, bee, bend, bifurcation, bight, boutade, brainstorm, breve, cant, capriccio, caprice, chevron, coin, conceit, corner, crank, craze, crazy idea, crook, deflection, demisemiquaver, dogleg, dominant, dominant note, double whole note, eccentricity, eighth note, elbow, ell, enharmonic, enharmonic note, fad, fancy, fantastic notion, fantasy, flat, flimflam, fool notion, fork, freak, freakish inspiration, furcation, half note, harebrained idea, hemidemisemiquaver, hook, humor, inflection, kink, knee, maggot, megrim, minim, musical note, natural, nook, note, notion, passing fancy, patent note, point, quarter note, quaver, quirk, quoin, report, responding note, semibreve, semiquaver, shaped note, sharp, sixteenth note, sixty-fourth note, spiccato, staccato, sustained note, swerve, tercet, thirty-second note, tone, toy, triplet, twist, vagary, veer, vertex, whim, whim-wham, whimsy, whole note, zag, zig, zigzag