as the agent of or on someone's part (usually expressed as "on behalf of" rather than "in behalf of"); "the guardian signed the contract on behalf of the minor child"; "this letter is written on behalf of my client";
for someone's benefit (usually expressed as `in behalf' rather than `on behalf' and usually with a possessive); "in your behalf"; "campaigning in his own behalf"; "spoke a good word in his friend's behalf"
(sometimes followed by `to') meeting the requirements especially of a task; "she had adequate training"; "her training was adequate"; "she was adequate to the job"
about average; acceptable; "more than adequate as a secretary"
enough to meet a purpose; "an adequate income"; "the food was adequate"; "a decent wage"; "enough food"; "food enough"
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"