deep and harsh sounding as if from shouting or illness or emotion; "gruff voices"; "the dog's gruff barking"; "hoarse cries"; "makes all the instruments sound powerful but husky"- Virgil Thomson
incapable of failure or error; "an infallible antidote"; "an infallible memory"; "the Catholic Church considers the Pope infallible"; "no doctor is infallible"
tolerating without protest; "always more accepting of coaching suggestion than her teammates"; "the atmosphere was judged to be more supporting and accepting"
being satisfactory or in satisfactory condition; "an all-right movie"; "the passengers were shaken up but are all right"; "is everything all right?"; "everything's fine"; "things are okay"; "dinner and the movies had been fine"; "another minute I'd have been fine"
without doubt (used to reinforce an assertion); "it's expensive all right"