definition of
blush

[1] #1 blush v. [crimson, flush, redden] turn red, as if in embarrassment or shame; "The girl blushed when a young man whistled as she walked by". wn

[2] #2 blush n. [bloom, flush, rosiness] a rosy color (especially in the cheeks) taken as a sign of good health. wn

[3] #3 blush n. [flush] sudden reddening of the face (as from embarrassment or guilt or shame or modesty). wn

[4] #4 blush v. become rosy or reddish; "her cheeks blushed in the cold winter air". wn