What is the meaning of flirt?

noun

• A seductive woman who uses her sex appeal to exploit men.
  • synonyms: coquette, vamp, vamper, minx, tease, prickteaser
• Playful behavior intended to arouse sexual interest.
  • synonyms: flirting, flirtation, coquetry, dalliance, toying

verb

• Talk or behave amorously, without serious intentions.
  • usage: "The guys always try to chat up the new secretaries"; "My husband never flirts with other women"
  • synonyms: chat up, dally, butterfly, coquet, coquette, romance, philander, mash
• Behave carelessly or indifferently.
  • usage: "Play about with a young girl's affection"
  • synonyms: dally, toy, play