- any of numerous, chiefly tropical sharks of the family Carcharhinidae, including the tiger shark and soupfin shark.
Origin of requiem shark
1895–1900; by folk etymology from French requin shark (origin uncertain; perhaps from same source as Portuguese requeima, requeime local name for various serranid fishes)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any shark of the family Carcharhinidae, occurring mostly in tropical seas and characterized by a nictitating membrane and a heterocercal tail. The family includes the tiger shark and the soupfin
C17: French requiem probably assimilated from a native name