noun a forked support; a crotch.
2. crotchet ·vi to play music in measured time.
3. crotchet ·noun a bracket. ·see bracket.
4. crotchet ·noun a perverse fancy; a whim which takes possession of the mind; a conceit.
5. crotchet ·noun an instrument of a hooked form, used in certain cases in the extraction of a fetus.
6. crotchet ·noun an indentation in the glacis of the covered way, at a point where a traverse is placed.
7. crotchet ·noun 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.
8. crotchet ·noun 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.