Meaning of “hint” - Learner’s Dictionary

hint

noun uk us /hɪnt/
SUGGESTION [ C ]

B2 something you say that suggests what you think or want, but not in a direct way:

He dropped (= made) several hints that he wanted an MP3 player for his birthday.
ADVICE [ C ]

B2 a small piece of advice:

The magazine gives lots of useful hints on how to save money.
a hint of sth

a small amount of something:

There was a hint of anger in her voice.

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