Dictionary

1fin

noun \ˈfin\

Definition of FIN

1
:  an external membranous process of an aquatic animal (as a fish) used in propelling or guiding the body — see fish illustration
2
:  something resembling a fin: as
a :  hand, arm
b (1) :  an appendage of a boat (as a submarine)
(2) :  an airfoil attached to an airplane for directional stability
c :  flipper 1b
d :  any of the projecting ribs on a radiator or an engine cylinder
fin·like \-ˌlīk\ adjective
finned \ˈfind\ adjective

Origin of FIN

Middle English finn, from Old English
First Known Use: before 12th century

Other Anatomy Terms

bilateral symmetry, carotid, cartilage, dorsal, entrails, prehensile, renal, solar plexus, supine, thoracic, ventral

Rhymes with FIN

2fin

verb
finnedfin·ning

Definition of FIN

transitive verb
:  to equip with fins
intransitive verb
1
:  to show the fins above the water
2
:  to move through water propelled by fins

First Known Use of FIN

1933

3fin

noun

Definition of FIN

slang
:  a 5-dollar bill

Origin of FIN

Yiddish finf five, from Middle High German, from Old High German — more at five
First Known Use: 1916

4fin

abbreviation

Definition of FIN

1
finance; financial
2
finish

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