1. Lit. an incorrect telephone number. (*Typically: get ~; have ~; dial ~; give someone ~.) He got the wrong number and hung up. When a young child answered, I knew I had the wrong number.

2. Fig. [a state of being] incorrect, late, inaccurate, etc. (*Typically: get ~; have ~; give someone ~.) Boy, do you have the wrong number! Get with it! You have missed the boat again. You have the wrong number!