goshwow adjective2 •(slang, old-fashioned) Of or pertaining to a sense of wonder; awe inspiring; amazement causing.My 33mhz 486 is no longer a goshwow machine, Dell having done their usual trick of waiting until I bought it before dropping the price hugely. — 1992 •(slang, old-fashioned) Of or pertaining to a juvenile overenthusiasm; naive; uncritical.Only the pulpiest goshwow adventure sci-fi ignores the mandates of realism. — 1997 formsmore goshwow · most goshwow