surcharge in WordNet English dictionary

1. rip off; ask an unreasonable price
   overcharge  soak  surcharge  gazump  fleece  plume  pluck  rob  hook 
   
2. place too much a load on
   "don't overload the car"
   overload  surcharge  overcharge 
   
3. show an omission in (an account) for which credit ought to have been given
   surcharge 
   
4. fill to an excessive degree
   "The air was surcharged with tension"
   surcharge 
   
5. print a new denomination on a stamp or a banknote
   surcharge 
   
6. fill to capacity with people
   "The air raids had surcharged the emergency wards"
   surcharge 
   
7. charge an extra fee, as for a special service
   surcharge 
   

1. an additional charge (as for items previously omitted or as a penalty for failure to exercise common caution or common skill)
   surcharge