blush

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To become red in the face, especially from modesty, embarrassment, or shame; flush.
2. v. To become red or rosy.
3. v. To feel embarrassed or ashamed: blushed at his own audacity.
4. n. A reddening of the face, especially from modesty, embarrassment, or shame.
5. n. A red or rosy color: the blush of dawn.
6. n. A glance, look, or view: thought the painting genuine at first blush.
7. n. Blusher.

Century Dictionary and Cyclopedia

1. To shine, as the sun.
2. To glance; look.
3. To become red in the face; redden all over the face: especially from modesty, embarrassment, confusion, or shame.
4. To appear as if blushing; exhibit a red or roseate hue; bloom freshly or modestly.
5. To be ashamed: with at or for.
6. To make red.
7. To express, show, or make known by blushing, or by a change of color similar to a blush.
8. n. A gleam.
9. n. A glance; glimpse; look; view: obsolete except in the phrase at first blush.
10. n. Look; resemblance: as, she has a blush of her father.
11. n. The suffusion of the cheeks or the face with a red color through confusion, shame, diffidence, or the like.
12. n. A red or reddish color; a rosy tint.

Wiktionary

1. n. An act of blushing.
2. n. uncountable A sort of makeup, frequently a powder, used to redden the cheeks. Confer rouge.
3. n. A color between pink and cream.
4. v. To redden in the face from shame, excitement or embarrassment.
5. n. The collective noun for a group of boys.

GNU Webster's 1913

1. v. To become suffused with red in the cheeks, as from a sense of shame, modesty, or confusion; to become red from such cause, as the cheeks or face.
2. v. To grow red; to have a red or rosy color.
3. v. To have a warm and delicate color, as some roses and other flowers.
4. v. obsolete To suffuse with a blush; to redden; to make roseate.
5. v. To express or make known by blushing.
6. n. A suffusion of the cheeks or face with red, as from a sense of shame, confusion, or modesty.
7. n. A red or reddish color; a rosy tint.

WordNet 3.0

1. v. become rosy or reddish
2. v. turn red, as if in embarrassment or shame
3. n. a rosy color (especially in the cheeks) taken as a sign of good health
4. n. sudden reddening of the face (as from embarrassment or guilt or shame or modesty)