adjective or adverb Date: 1970 having or using a direct telephone line or number (as an 800 number) for a long-distance call that is not charged to the caller
TOLL-FREE
Meaning of TOLL-FREE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012