heaving /ˈhiːvɪŋ/adjective 3noun 1forms 3 adjective3 •Of the chest, rising and falling noticeably from exertion, emotion, or laboured breathing. •(informal) Crowded with people.Kinlochewe was heaving with cyclists and their vehicles on Saturday morning but somehow,^([sic]) the organisers had found space for everyone and the main roads were kept clear. — 2006 •(literary) Of the bosom, full, ample, or voluptuous in form, irrespective of movement. noun1 •An occasion on which something heaves or is heaved.No swellings tell that winds may be Upon some far-off happier sea-- No heavings hint that winds have been On seas less hideously serene." — 1884 formsheavings · more heaving · most heaving