What is the meaning of pink?

noun

• A light shade of red.
• Any of various flowers of plants of the genus Dianthus cultivated for their fragrant flowers.
  • synonyms: garden pink
• A person with mildly leftist political views.
  • synonyms: pinko

verb

• Make light, repeated taps on a surface.
  • usage: "he was tapping his fingers on the table impatiently"
  • synonyms: tap, rap, knock
• Sound like a car engine that is firing too early.
  • usage: "the car pinged when I put in low-octane gasoline"; "The car pinked when the ignition was too far retarded"
  • synonyms: ping, knock
• Cut in a zigzag pattern with pinking shears, in sewing.

adjective

• Of a light shade of red.
  • synonyms: pinkish