service charge

English Thesaurus

1. a percentage of a bill (as at a hotel or restaurant) added in payment for service (noun.possession)

hypernym	:	charge,
definition	:	the price charged for some article or service (noun.possession)

hyponym	:	corkage,
definition	:	a charge added at a restaurant for every bottle of wine served that was not bought on the premises (noun.possession)