also: はっしょ
noun
developmental disability; person with a developmental disability
Derogatory internet slang abbreviation of 発達障害. Used both for the condition and as a slur for a person perceived as having such a disability. Strongly offensive; avoid in polite conversation.
See also: 発達障害
ネットで「ハッタショ」って書くのはやめたほうがいいよ。
You shouldn't write 'hattasho' online.
あの人はハッタショだから話が通じない、なんて言うのは差別的だ。
Saying 'that person is a hattasho so they don't understand' is discriminatory.