n.
1.the cardinal number that is the sum of four and one
2.one of a pair of decorations projecting above the rear fenders of an automobile
3.one of a set of parallel slats in a door or window to admit air and reject rain
4.a shoe for swimming
5.a stabilizer that resembles the fins of a fish
6.organ of locomotion and balance in fishes and some other aquatic animals fin v.
1.equip (a car) with fins
2.propel oneself through the water in a finning motion
3.show the fins above the water while swimming
Idiom of the Day
learn (something) from the bottom up
to learn something from the beginning
The young man learned about the company from the bottom up before his father retired.