He's been 'dropping hints' that he'd like to be invited to the party. [=he has been saying things that show that he wants to be invited]
When she told me how much work she had to do, I 'got/took the hint' [=I understood what she was suggesting] and left.
He's been 'hinting at' the possibility of running for mayor. = He's been 'hinting at' a mayoral run.
(..) Uh-- A pony? Oh, Lisa, you've asked for that for the last three years, and I keep telling you Santa can't fit a pony into his sleigh. Can't you take a hint? But I really want a pony, - and I've been really good this year. - Oh, dear. Maybe Bart is a little more realistic. (..)1989 TvShow: The Simpsons Title: Simpsons Roasting on an Open Fire Season: 1 Episode 1