The adjective has 2 meanings:
Meaning #1:
(informal) being satisfactory or in satisfactory condition
Synonyms: all-right, fine, ok, o.k., okay, hunky-dory
Meaning #2:
being in good health
Synonym: fine
The adverb all right has 3 meanings:
Meaning #1:
sentence-initial expression of agreement
Synonyms: very well, fine, alright, OK
Meaning #2:
reinforces an assertion, as in"It's expensive all right"
Synonyms: alright, without doubt
Meaning #3:
(informal) in a satisfactory or adequate manner; (`alright' is a nonstandard variant of `all right')
Synonyms: okay, O.K., alright
