Scrabble Dictionary

Check if your word is playable in Scrabble.

Yes, haha is playable

...and is worth 8 points.

Found in the following dictionaries

Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)

"Haha" Definition

noun

Type of boundary to a garden, pleasure-ground, or park, designed not to interrupt the view and to be invisible until closely approached.
Source: Wiktionary

interjection

An onomatopoeic representation of laughter.
Source: Wiktionary