1.Definition: (especially of the face) reddened or suffused with or as if with blood from emotion or exertion

"Crimson with fury", "Flushed (or crimson) with embarrassment"

Related Adjective(s):flushed, red, reddened

2.Definition: characterized by violence or bloodshed

"Writes of crimson deeds and barbaric days", "Fann'd by Conquest's crimson wing"

Related Adjective(s):red, violent

3.Definition: of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies

Related Adjective(s):carmine, cerise, cherry, red, reddish, ruby, ruddy, scarlet