a piece of iron, steel, or other material that produces a magnetic field and attracts other iron or steel objects to it.
I used a magnet to pick up all the tiny metal screws from the carpet.
The colorful magnet holds our family photo on the fridge door.
✦ From Latin magnēta, from Greek magnḗtis '(stone) of Magnesia', a region in ancient Thessaly, Greece, where magnetic iron ore was first found.
a person or thing that has a strong power of attraction for someone or something.
The beautiful beach is a real magnet for tourists every summer.
He's a magnet for trouble, always getting into arguments.