| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | free |
| Synonyms: | as a perk, chargeless, comp, costless, courtesy, donated, free lunch, free of charge, gratis, gratuitous, honorary, on the house |
| Notes: | something is complimentary when it has the property embodied in such an expression; complementary describes an addition that produces completeness or perfection in something |
| Antonyms: | for sale |