aro-allo UK /ˈæɹ.əʊˈæ.ləʊ/US /ˈæɹ.oʊˈæ.loʊ/adjective 1noun 1forms 3 adjective1 •(informal) Aromantic and allosexual.It was always clear that my beliefs — that an aro-allo woman was independent while an aro-allo man was a fuckboy — were gendered stereotypes I should disavow. — 2020 noun1 •(informal) An aromantic and allosexual person.stop treating aroallos like they're just shitty people for being interested in sex and not romance 2k19 — 2019 formsaro-allos · more aro-allo · most aro-allo