What does it mean for a male colleague to say that grapes are for me in front of everyone?

The meaning of this sentence is as follows:

1. This male colleague is giving you a gift, which may be a sign of his concern and friendliness. If this male colleague often communicates with you and the relationship between you is close, then he probably said this sentence as a way of joking or teasing, showing his closeness and sense of humor.

2. It may just be a joke to amuse you or other colleagues. In any case, this sentence is just an expression and should be understood with a positive attitude.

3. But if this male colleague has less communication with you, then he suddenly said this sentence, which may make you not quite understand his intention. At this time, you can take the initiative to communicate with him and ask him what he means, so as to better understand his intentions.