flush 1 
(flŭsh)
(flŭsh)v. flushed, flush·ing, flush·es
v.intr.
1. To turn red, as from fever, embarrassment, or strong emotion; blush.
2. To glow, especially with a reddish color: The sky flushed pink at dawn.
3. To flow suddenly and abundantly, as from containment; flood.
4. To be emptied or cleaned by a rapid flow of water, as a toilet.
v.tr.
1. To cause to redden or glow.
2. To excite or elate: The team was flushed with the success of victory.
3.
a. To clean, rinse, or empty with a rapid flow of a liquid, especially water: flush a toilet; flush a wound with iodine.
b. To drive away with a rapid flow of a liquid: flush debris from a pipe.
c. To remove or eliminate: "The weakness in demand and productivity will at least ... flush out some of the inflation premium that has been built into interest rates" (Fortune).
n.
1.
a. A flooding flow or rush, as of water.
b. The act of cleaning or rinsing by or as if by flushing.
2. A blush or glow: "here and there a flush of red on the lip of a little cloud" (Willa Cather).
3.
a. A reddening of the skin, as with fever, emotion, or exertion.
b. A brief sensation of heat over all or part of the body.
4. A rush of strong feeling: a flush of pride.
5. A state of great vigor or development. See Synonyms at bloom1.
adj. flush·er, flush·est
1. Having a healthy reddish color; flushed.
2.
a. Having an abundant supply of something, especially money: a business that is flush with profits; a crowd that was flush with excitement.
b. Marked by abundance; plentiful: flush times resulting from the oil boom.
3.
a. Having surfaces in the same plane; even.
b. Arranged with adjacent sides, surfaces, or edges close together: a sofa flush against the wall. See Synonyms at level.
c. Printing Aligned evenly with a margin, as along the left or right edge of a typeset page; not indented.
4. Direct, straightforward, or solid: knocked out by a flush blow to the jaw.
5. Designed to be emptied or cleaned by flushing: a flush toilet.
adv.
1. So as to be even, in one plane, or aligned with a margin.
2. Squarely or solidly: The ball hit him flush on the face.
[Probably from FLUSH3, to dart out.]
flusher n.
flushness n.