to give one's word for; vouch for (often used with a clause to emphasize something asserted): I'll warrant he did! to give a formal assurance, or a guarantee or promise, to or for; guarantee: to warrant someone honorable treatment; to warrant payment; to warrant safe delivery.

What does it mean when someone is warranted?

transitive verb. 1a : to declare or maintain with certainty : be sure that I'll warrant he'll be here by noon. b : to assure (a person) of the truth of what is said. 2a : to guarantee to a person good title to and undisturbed possession of (something, such as an estate)

What is the meaning of warranted in English?

If something is warranted, there is a good reason for it and it can be accepted: For a severe cough that lasts more than three weeks, a chest X-ray may be warranted to rule out pneumonia.