Meaning of “bless” - Learner’s Dictionary

bless

verb [ T ] uk us /bles/

to ask God to help or protect someone or something, or to make it holy:

The priest blessed their marriage.
be blessed with sth

to be lucky enough to have something good:

He's blessed with a wonderful singing voice.
Bless you!

something you say when someone sneezes

bless her/him/them, etc informal

used to show your affection for the person you are talking about:

Peter, bless him, slept all the way through it.

(Definition of “bless” from the Cambridge Learner’s Dictionary © Cambridge University Press)