having a cheerful, lively, and self-confident air; "looking chipper, like a man...diverted by his own wit"- Frances G. Patton; "life that is gay, brisk, and debonair"- H.M.Reynolds; "walked with a jaunty step"; "a jaunty optimist"
showing a cheerful willingness to do favors for others; "to close one's eyes like a complaisant husband whose wife has taken a lover"; "the obliging waiter was in no hurry for us to leave"