[n] an additional charge (as for items previously omitted or as a penalty for failure to exercise common caution or common skill)
[v] show an omission in (an account) for which credit ought to have been given
[v] place too much a load on
[v] fill to an excessive degree; "The air was surcharged with tension"
[v] print a new denomination on a stamp or a banknote
[v] fill to capacity with people; "The air raids had surcharged the emergency wards"
[v] rip off; ask an unreasonable price
[v] charge an extra fee, as for a special service