Meaning of blue In English

• 0 of the colour of the sky without clouds on a bright day, or a darker or lighter type of this:

  • a faded blue shirt

  • pale blue eyes

  • Her hands were blue with cold (= slightly blue because of the cold).

• 1 showing or mentioning sexual activity in a way that offends many people:

  • a blue joke

  • a blue movie/film

  • His humour is a bit too blue for my tastes.

• 2 feeling or showing sadness:

  • He's been a bit blue since she left him.

• 3 (of meat) cooked so that it is still very red

• 4 the colour of the sky without clouds on a bright day, or a darker or lighter type of this

• 5 a person who has played a sport for Oxford University against Cambridge University or for Cambridge University against Oxford University, or the title given to him or her for this

• 6 an argument with someone:

  • He had a blue with his wife in the middle of the street.

• 7 (of) the color of the sky on a clear, bright day:

  • She has blue eyes.

• 8 sad; unhappy:

  • I don’t know what’s wrong – I just feel blue.