hold by the button

apron-string hold

An estate held by a man during his wife's life.

Benjamin Button

To seemingly age in reverse; to appear younger, either through changes in appearance or one's personality and lifestyle.

button nose

A nose with a small size and a relatively flat, round shape, usually considered to be dainty or cute in appearance.

button one's lip

To remain silent, especially in order to keep a secret or to avoid saying something inappropriate.

button pusher

Someone who pushes someone else's buttons: someone who goads, annoys, provokes, etc.

buy and hold

A passive investment strategy where an investor purchases an asset and retains it for many years, rather than trading it frequently.

care a button

To care (at all).

don't hold your breath

Don't wait. Said cynically to suggest that what has just been mentioned is unlikely to happen soon or at all.