|part of speech:
||to name (someone or something) as one's witness or guarantee as to the truth of a declaration or the solemnity of a promise.
She swore by all the saints that she wouldn't divulge the secret.
||(informal) to be certain of; have confidence in.
You can swear by his loyalty to the company.
- similar words:
- bank on, believe, believe in, count on, set store by, trust