to hit somebody/something with the flat part of your hand

to put something on a surface in a quick, careless and often noisy way, especially because you are angry

He slapped the newspaper down on the desk.

She slapped a $10 bill into my hand.

to hit against something with the noise of somebody being slapped

The water slapped against the side of the boat.

I could hear bare feet slapping down the corridor.

the action of hitting somebody/something with the flat part of your hand

the noise made by hitting somebody/something with the flat part of your hand; a similar noise made by something else

the gentle slap of water against the shore

He hit the water with a resounding slap.

make-up(= coloured substances used on the skin to make yourself look more attractive or to change your appearance)

Their apartment is slap bang in the middle of town.

LEARNit Dictionary