pennon

1. (nautical) A long pointed streamer or flag on a vessel.Examples: "1631, Michael Drayton, The Battaile of Agincourt, London: William Lee, p. 21, … a ship most neatly that was lim’d, In all her sailes with Flags and Pennons trim’d."; "1780, Hannah Cowley, The Maid of Arragon, London: L. Davis et al., Fair Commerce wav’d her pennons in our ports;"; "[…] as his eye swept the horizon, clear against the rosy sky shone the white sails of a ship, so near that they could see the pennon at her mast-head and black figures moving on the deck."Synonyms: pennant

2. (literary, obsolete) A wing (appendage of an animal's body enabling it to fly); any of the outermost primary feathers on a wing.Examples: "1630, Henry Lord, A Display of Two Forraigne Sects in the East Indies, London: Francis Constable, “The Religion of the Persees,” Chapter 4, p. 16, […] sodainly there descended before him, as his face was bent towards the earth, an Angell, whose wings had glorious Pennons, and whose face glistered as the beames of the Sunne,"; "Fluttring his pennons vain plumb down he [Satan] drops Ten thousand fadom deep,"; "Favonius gentle skims along the Grove, And sheds sweet Odors from his Pennons light."Synonyms: pinionliteraryobsolete