• Bengali Word হইচই English definition (noun) (onomatopoeia) very loud uproar; hullabaloo; clamour; fuss; ado; commotion; fracas; rumpus. হইচই করা (verb transitive) raise a very loud uproar; make noise; be noisy; fuss noisily. হইচই করে বেড়ানো (verb transitive) gad about; gallivant about/ off.