A brush is an object with many small, stiff hairs or wires. People use it to clean things, paint, or brush hair.
I use a brush to clean my shoes.
She has a paint brush for art.
To brush means to move something gently over a surface. People brush their hair or clothes to clean or tidy them.
He brushes his hair every morning.
Leaves brushed the window in the wind.
Brush can mean a group of small plants or bushes that grow close together. Animals may live or hide there.
The rabbit hides in the brush near the field.
Hunters walk through the thick brush carefully.
A brush means a brief or light fight, or a short contact between people that is not very serious.
They had a brush with the police last night.
The team had a brush before the game started.
In electronics, brushes are parts that connect moving and fixed parts in a motor. They help electricity flow correctly.
The motor needs new brushes to work well.
Brushes transfer current in the electric machine.
To brush something means to clean or improve it by moving a brush or hand over it. People often brush teeth or dust.
She brushed the dust off the table.
Remember to brush your teeth every day.
Brush can mean a light mark or movement made by a brush, often in painting or drawing.
The painting shows soft brush strokes.
She added a blue brush to the drawing.
To brush can also mean to touch someone or something quickly and lightly, often without meaning to.
He brushed past me in the hallway.
She brushed against the wall by mistake.