Yes, stream is playable
...and is worth 9 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Stream" Definition
noun
A flow of water in a channel or bed, as a brook, rivulet, or small river.
A steady current in such a flow of water.
A steady current of a fluid.
A steady flow or succession: a stream of insults. See Synonyms at flow.
idiom
On stream In or into operation or production: a new power plant soon to go on stream.
verb-intransitive
To come or go in large numbers; pour: Traffic was streaming by. Fan mail streamed in.
To extend, wave, or float outward: The banner streamed in the breeze.
To flow in or as if in a stream.
To give forth a continuous stream of light rays or beams; shine.
To leave a continuous trail of light.
verb
To flow in or as if in a stream.
To leave a bright trail .
To exude a bodily fluid profusely .
To become wet with a discharge of bodily fluid .
To trail out at full length .
verb-transitive
Computer Science To transmit (data) in real time, especially over the Internet.
To emit, discharge, or exude (a body fluid, for example).
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