Definition of unpresumptuous in English:

unpresumptuous

Pronunciation /ˌʌnprɪˈzʌm(p)tʃʊəs/ /ˌʌnprɪˈzʌm(p)ʃəs/

adjective

  • Not presumptuous; humble, solicitous, unassuming.

Origin

Early 18th century; earliest use found in Edmund Arwaker (d. 1730). From un- + presumptuous.