IPA: /ˈhʌmblɪst/
KK: /ˈhʌmblɪst/
The most modest or unassuming person or thing; showing a lack of pride or arrogance.
Despite his success, he remained the humblest of all the winners.
Comparative: more humble
Superlative: humblest
Humblest → It is formed from "humble" (from Old French *humble*, meaning lowly or modest) and the superlative suffix "-est" (meaning most). The word "humblest" means the most lowly or modest in comparison to others.
Think of someone who is the 'most lowly' or 'most modest' — that's what humblest means.