lovesickly adjective 1adverb 1forms 2 adjective1 •Characterized by or suffering from lovesickness to an uhealthy degree.On the lovesickly, languorous "Flowerz," garage vocalist Roland Clark swoons amid a heat-haze of sound, again spun from a spangly, filtered disco loop. — 1999 adverb1 •In a lovesick manner.Not to phone or meet her or hang around lovesickly. — 1968 formsmore lovesickly · most lovesickly