toll-free
Toll-free (adjective) means of a telephone number, free to call, with the cost paid by the person or business being called rather than the caller. Example: “Customers can reach support on a toll-free number.”
How to use toll-free
Learner’s notesIn plain EnglishA phone number you can ring without paying for the call.
Chiefly American English; British and Irish writing prefers "freephone". Hyphenated in both adjective and adverb use.
Keep the hyphen — "toll free number" without it is a common error in business writing.
Trace the full origin ↓Fill the gap
Can you complete this real example?
Customers can reach support on a _____ number.
Etymology
Formed from toll and -free. Compare Saterland Frisian tolfräi, West Frisian tolfrij, Dutch tolvrij, German zollfrei, Swedish tullfri, and Norwegian tollfri, all meaning “toll-free”.