1. coming after the fourth in order or position

1. one of five equal parts of something
2. a musical interval of five diatonic degrees
Usage: music
3. a bottle containing one-fifth of a gallon of liquor

Examples

• She finished in fifth place in the race.
• This is my fifth attempt at the test.
• He ate one-fifth of the pizza.
• The recipe calls for a fifth of a cup of sugar.
• The melody moves up a perfect fifth.
• They bought a fifth of whiskey for the party.
• The fifth grade students are studying fractions.
• Take the fifth exit off the highway.