surprise (one) by (doing) (something)

surprise (one) by (doing) (something)

To shock, amaze, or astonish one by doing, possessing, or demonstrating something. I must say, he surprised me by his honesty. I thought for sure he'd try to deny it or weasel his way out of a punishment. The kids surprised me by making me breakfast in bed for my birthday.See also: by, surprise

surprise someone by something

to astonish someone by doing or being something. You surprised me by your forthrightness. No one was surprised by the way it happened.See also: by, surprise