Stream″er (?), n. 1. An ensign, flag, or pennant, which floats in the wind; specifically, a long, narrow, ribbonlike flag.
Brave Rupert from afar appears,
Whose waving streamers the glad general knows. Dryden.
3. A stream or column of light shooting upward from the horizon, constituting one of the forms of the aurora borealis. Macaulay.
While overhead the North's dumb streamers shoot. Lowell.
3. (Mining) A searcher for stream tin.