okay
adjective
- 1
being satisfactory or in satisfactory condition
an all-right movie
the passengers were shaken up but are all right
adverb
- 1
in a satisfactory or adequate manner
she'll do okay on her own
held up all right under pressure"; (`alright' is a nonstandard variant of `all right')
noun
- 1
an endorsement
they gave us the O.K. to go ahead
verb
- 1
give sanction to
I approve of his educational policies
Also useful for “okay”:Scrabble— High-value letters — see what it scores