a word used to acknowledge a command from a superior, usually preceded by a verbatim repeat-back.
an attention grabber
yes; yea; a word expressing assent, or an affirmative answer to a question.
An affirmative vote; one who votes in the affirmative.
Used to express emphatic affirmation.
Used to express assent, especially to a male superior.
Term of address to a male; mate; buddy.