Definition of crotchet

• n. - A forked support; a crotch.
• n. - 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.
• n. - An indentation in the glacis of the covered way, at a point where a traverse is placed.
• n. - 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.
• n. - A bracket. See Bracket.
• n. - An instrument of a hooked form, used in certain cases in the extraction of a fetus.
• n. - A perverse fancy; a whim which takes possession of the mind; a conceit.
• v. i. - To play music in measured time.