To drop a hint means to suggest something without saying it directly, in the hope that someone else will notice and figure it out on their own.
The phrase appeared in English in the 1800s. The word drop suggests placing the clue lightly into conversation so the other person can notice it.
The phrase appeared in English in the 1800s. The word drop suggests placing the clue lightly into conversation so the other person can notice it.
She was dropping hints she wanted him to pop the question.