Tailfin

noun

Definitions

Noun
  1. 1
    A fin at the tail of a fish, caudal fin
  2. 2
    one of a pair of decorations projecting above the rear fenders of an automobile wordnet
  3. 3
    A fin on the tail of an aircraft, vertical stabilizer
  4. 4
    a stabilizer that is part of the vertical tail structure of an airplane wordnet
  5. 5
    A fin-like projection at the rear of a car, common on American cars of the 1950s.

Etymology

From tail + fin.

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