prick (your) ears up

informal

to start to listen carefully to what someone is saying, often because you think you may find out something interesting.

Eve pricked her ears up when she heard her name being mentioned.

• mind of your own
• mind over matter
• Mind own business!
• mind p's and q's
• mind-reader
• Mind step.
• mind the store
• the top of the line
• the top of the tree
• the trouble with
• the trouble with someone
• the trouble with something
• the twilight zone
• the upper crust
• the villain of the piece
• the way things are
• the way things are going
• the wheel has come full circle.
• the wheel has turned full circle.
• the wheels are turning
• the whole ball of wax
• the whole bit
• the whole caboodle
• the whole enchilada
• the whole kaboodle