keeper

One who keeps (retains) something.

Finders keepers; losers weepers.

One who remains or keeps in a place or position.

discreet; chaste; keepers at home

I was not altogether surprised: they seemed to be, even more than people in the surrounding wolds, stolid keepers-to-themselves, impossible to stir, dourly determined to stick to the firm routine of their lives[…]

A fruit or vegetable that keeps (remains good) for some time without spoiling.

Roxbury Russet: Market and keeper.

And mark you, good keepers are some years bad keepers, as this year; and a hard, heavy, unbruisable Apple that really will keep to late on in the season is doubly valuable.

A person or thing worth keeping.

"Okay, that's a keeper," Harold said as he netted the 3-pounder and put him on a stringer over the side of the boat.

When he brought me home and volunteered to come with me while I walked my dog, Max, I knew he was a keeper.

A person charged with guarding or caring for, storing, or maintaining something; a custodian, a guard; sometimes a gamekeeper.

And the Lord said unto Cain, Where is Abel thy brother? And he said, I know not: Am I my brother's keeper?

The inquest on keeper Davidson was duly held, and at the commencement seemed likely to cause Tony Palliser less anxiety than he had expected.

An English surname originating as an occupation for the keeper of a castle.