1. to behave in a modest and respectful manner, without arrogance or pretension
He decided to act humbly despite his recent promotion.
Ele decidiu agir com humildade apesar de sua promoção recente.
2. to conduct oneself in a way that shows awareness of one's limitations or lack of importance
The celebrity was praised for choosing to act humbly in public.
A celebridade foi elogiada por escolher agir com humildade em público.