Real Dictionary

flush
verb: If you flush, your face goes red because you are hot or ill, or because you are feeling a strong emotion such as embarrassment or anger.
verb: When someone flushes a toilet after using it, they fill the toilet bowl with water in order to clean it, usually by pressing a handle or pulling a chain. You can also say that a toilet flushes.

flush in American English 1
to flow and spread suddenly and rapidly
intransitive verb: to blush; redden
noun: a blush; rosy glow
transitive verb: to redden; cause to blush or glow

flush in American English 2
a hand of cards all in the same suit: in poker, a flush ranks just above a straight and below a full house
adjective: even or level, as with a surface; forming the same plane
adverb: on the same level; in a straight line; without a change of plane
intransitive verb: to send out shoots, as plants in spring
noun: a fresh growth, as of shoots and leaves
transitive verb: to make flush or even

flush in American English 3
intransitive verb: to fly out or start up suddenly
noun: a flushed bird or flock of birds
transitive verb: to rouse and cause to start up or fly off

flush in American English 4
adjective: consisting entirely of cards of one suit
noun: a hand or set of cards all of one suit

flush in British English 1
adjective: having a ruddy or heightened colour
noun: a rosy colour, esp in the cheeks; blush
verb: to blush or cause to blush

flush in British English 2
level or even with another surface
to cause (surfaces) to be on the same level or in the same plane
adverb: so as to be level or even
noun: a period of fresh growth of leaves, shoots, etc

flush in British English 3
verb: to rouse (game, wild creatures, etc) and put to flight

flush in British English 4
noun: (in poker and similar games) a hand containing only one suit