The smallest liquid measure, equal to about one drop; the sixtieth part of a fluid drachm, equal to one four-hundred-eightieth of a fluid ounce, or 0.06161 milliliter (U. S. measure) or 0.05919 milliliters (British measure).

A time note, formerly the shortest in use; a half note, equal to half a semibreve, or two quarter notes or crotchets.

the British term for a half note.

a British imperial capacity measure (liquid or dry) equal to 1/60th fluid dram or 0.059194 cubic centimeters

a United States liquid unit equal to 1/60 fluidram

a musical note having the time value of half a whole note

A minim is a small amount of fluid. Specifically it is 1/60 of a fluid dram (or drachm) or 1/480 of a fluid ounce. It is thus exactly 0.061611519921875 millilitres in the U.S. system and exactly 0.059193880208 3 millilitres in the Imperial system (the notation 3 indicates the digit 3 is repeated infinitely).