WordWeb Online

1. To work at or to absurd length
   "belabor the obvious";
   - belabour [Brit, Cdn]
    
2. Attack verbally with harsh criticism
   "She was belabored by her fellow students";
   - belabour [Brit, Cdn]
    
3. Beat soundly
   - belabour [Brit, Cdn]

Derived forms: belabors, belabored, belaboring

Type of: beat, beat up, criticise [Brit], criticize, damn [informal], knock [informal], pick apart, work at, work on, work over