1. (verb)hiccup, hiccough, singultus (usually plural) the state of having reflex spasms of the diaphragm accompanied by a rapid closure of the glottis producing an audible sound; sometimes a symptom of indigestion Synonyms: hiccup, hiccough, singultus
2. (verb)hiccup, hiccough breathe spasmodically, and make a sound Synonyms: hiccup, hiccough