1. (脸色)健康红润的，通红的
If you describe someone's face as ruddy, you mean that their face is a reddish colour, usually because they are healthy or have been working hard, or because they are angry or embarrassed.
2. 淡红色的;微红的
Something that is ruddy is reddish in colour.
3. (表示强调，尤用于生气时)该死的，要命的
Ruddy is used by some people to emphasize what they are saying, especially when they are angry.
1. of a color at the end of the color spectrum (next to orange)
resembling the color of blood or cherries or tomatoes or rubies
Synonym: redreddishblood-redcarminecerisecherrycherry-redcrimsonrubyruby-redscarlet
2. inclined to a healthy reddish color often associated with outdoor life
e.g. a ruddy complexion
Santa's rubicund cheeks
a fresh and sanguine complexion