all right (Adjective) — Being satisfactory or in satisfactory condition. ex. "the passengers were shaken up but are all right" ex. "is everything all right?"
all right (Adverb) — An expression of agreement normally occurring at the beginning of a sentence.
all right (Adverb) — Without doubt (used to reinforce an assertion). ex. "it's expensive all right"
all right (Adverb) — In a satisfactory or adequate manner. ex. "held up all right under pressure"