NH noun 4adjective 1verb 1forms 3 noun4 •(US) prefix code for NASA research helicopter designations. •Initialism of New Hampshire: a state of the United States. •Initialism of nursing home. •Abbreviation of no-height. adjective1 •Initialism of never hinged. verb1 •Abbreviation of no-height. formsNHed · NHing · NHs