Is hassle a word in the Scrabble Dictionary

Yes, hassle 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)

"Hassle" Definition

noun

An argument or a fight.
Trouble; bother.
A heated often protracted argument.
A violent skirmish.
A state of confusion.

verb-intransitive

To argue or fight: customers hassling with merchants over high prices.

verb-transitive

To bother or harass: street gangs hassling passersby.

verb

To annoy persistently or acutely.