A sudden rush of intense emotion or color, especially a reddening of the face. She felt a flush of embarrassment when she realized her mistake.
A device or mechanism for cleaning a toilet by using a rapid flow of water. The toilet flush was broken, so they had to call a plumber.
A hand in poker where all the cards are of the same suit. He won the poker game with a flush of hearts.
A period of prosperity or abundance. During the flush of the economic boom, many new businesses were established.
The act or process of cleansing something by a rapid flow of water, or a sudden surge of water itself. He gave the cooling system a quick flush to clear out the rust.