'Banner fish' definitions:

Definition of 'Banner fish'

From: GCIDE

Banner \Ban"ner\ (b[a^]n"n[~e]r), n. [OE. banere, OF. baniere, F. banni[`e]re, bandi[`e]re, fr. LL. baneria, banderia, fr. bandum banner, fr. OHG. bant band, strip of cloth; cf. bindan to bind, Goth. bandwa, bandwo, a sign. See Band, n.]
1. A kind of flag attached to a spear or pike by a crosspiece, and used by a chief as his standard in battle. [1913 Webster]
Hang out our banners on the outward walls. --Shak. [1913 Webster]
2. A large piece of silk or other cloth, with a device or motto, extended on a crosspiece, and borne in a procession, or suspended in some conspicuous place. [1913 Webster]
3. Any flag or standard; as, the star-spangled banner. [1913 Webster]
Banner fish (Zool.), a large fish of the genus Histiophorus, of the Swordfish family, having a broad bannerlike dorsal fin; the sailfish. One species (Histiophorus Americanus) inhabits the North Atlantic. [1913 Webster]