- The idiom "be like a deer caught in the headlights" means to be so frightened or surprised that you cannot move or think.
Each time they asked him a question he was like a deer caught in the headlights.
そのことを聞かれるたびに、彼は恐怖で何も考えられなくなってしまった。
The boy looked like a deer caught in the headlights when we discovered him in the room.
その部屋で発見されたとき、少年は、恐怖のため心神喪失状態だった。
