|1.||[ adjective ] coming next after the fourth and just before the sixth in position|
|2.||[ noun ] a quantity of liquor equal to one fifth of a United States gallon|
|3.||[ noun ] position five in a countable series of things|
"he was fifth out of several hundred runners"
|4.||[ noun ] (mathematics) a fifth part|
|Synonyms:||one-fifth twenty_percent fifth_part|
|5.||[ noun ] (music) the musical interval between one note and another five notes away from it|