guv          
noun [ S ] UK old-fashioned slang uk/ɡʌv/ us/ɡʌv/
 (用于称呼男性)先生
used to address a man
  Excuse me, guv, could you spare an old man the price of a cup of tea? 打扰了,先生,你能给我这个老头子喝杯茶的钱吗? 
  (同 guvnor)
guvnor
  Check with the guv first. 先和老板核实一下。