or Brit  la*bour  n :  the physical activities involved in parturition consisting essentially of a prolonged series of involuntary contractions of the uterine musculature together with both reflex and voluntary contractions of the abdominal wall <drugs that induce >  <went into after a fall>  : also  :  the period of time during which such labor takes place
, or Brit  labour  vi :  to be in the labor of giving birth .
 
 
 
Similar sounding terms:  lo·bar 
 
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