A Quick and Simple Dictionary

yellow

1. Adjective.  Having yellow as its colour.
2. Adjective.  (informal) Lacking courage.
3. Adjective.  (context, publishing) Characterized by sensationalism, lurid content, and doubtful accuracy.
4. Adjective.  (chiefly, derogatory) Chinese (gloss, relating to Chinese people) .
5. Noun.  (colorbox, yellow) The colour of gold or butter; the colour obtained by mixing green and red light, or by subtracting blue from white light.
6. Noun.  (US) The intermediate light in a set of three traffic lights, the illumination of which indicates that drivers should stop short of the intersection if it is safe to do so.
7. Noun.  (context, snooker) One of the colour balls used in snooker with a value of 2 points.
8. Noun.  (context, pocket billiards) One of two groups of object balls, or a ball from that group, as used in the principally British version of pool that makes use of unnumbered balls (the (yellow[s] and red[s]); ''contrast stripes and solids in the originally American version with numbered balls'').
9. Noun.  (sport) yellow card.
10. Verb.  To become yellow or more yellow.
11. Verb.  To cause to become yellow or more yellow.