French, from requiem a Mass sung for the dead.
requin (plural requins)
- (dated) The white shark (Carcharodon carcharias).
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
Introduced in French at the end of the XVI as requien, probably from the Latin accusative requiem.
requin m (plural requins)