it depends

idiom

variants or that depends

informal

—used in speech to say that the answer to a question will be different in different situations

"Do you think you'll go back to college?" "It all depends. I will if I can afford it."

"Which team do you think will win?" "That depends. If all of our players are healthy, I think we'll win."

—sometimes shortened to depends

"How long does it take to get to the airport?" "Depends. If you're going during rush hour it'll take at least an hour."