BH noun 5exclamation 1forms 1 noun5 •Initialism of bank holiday. •Initialism of black hole. •Abbreviation of Bihar: a state of India. •Initialism of buttonhole.Work 7 BH's on left side for man's sweater, on right side for woman's sweater. — 1998 •Initialism of heavy battleship. exclamation1 •(Judaism) Initialism of baruch Hashem formsBHs