phlegm [prounced as: flem], plegmatic [pronounced as flegmatic], phlegmatical

• Meaning: calmness, apathy, lack of emtion, composure
  
• NOTE: the noun originally means 痰 / 鼻涕
  
• In Hong Kong slang: 無眼睇， 話之佢， 無咁好氣
  
• In decent Chinese: 冷靜， 冷漠， 無動於衷， 處之泰然
  
• Where we first met: The Observer on England's poor victory over Paraguay in the World Cup - after the first half English people remembered 'with varying degrees of phlegmatic acceptance, three little words. Might. Not. Win.'