Is to Fool a Bad Word?

Note: Calling someone a fool is similar to calling the person an idiot; it is an insult and would be considered offensive, so be careful about applying this label to people.

What is fool in slang?

When you call someone a fool, you either mean he's gullible or just a run-of-the-mill idiot. To fool also means to play a trick or hoax on someone, and fooling around is carelessly spending time on something silly. If someone doesn't believe something you said, you might defend yourself by saying, "I'm not fooling!"

What does it mean to fool with someone?

1 : to handle or play with (something) in a careless way Don't fool with that gun. 2 : to deal with or be involved with (something that causes or that could cause trouble) The company doesn't want to fool with small distributors.