Someone texted me. What does "fuck" mean, just one word?

People send you messages. "Fuck" means a lot. First, I agree with you. If you hesitate to do something, you tell him and he will give you an answer. Just tell you, make up your mind to do it.

Second, raise a glass to celebrate. If you agree with him on something, he says it is a toast to celebrate polyphony.

This needs to be combined with what you told him. What did you talk about?

Only by combining the context can we judge the meaning of this sentence.