Friendly  —adj. (-ier, -iest) 1 outgoing, well-disposed, kindly. 2 a (often foll. By with) on amicable terms. B not hostile. 3 (in comb.) Not harming; helping (ozone-friendly; user-friendly). 4 = *user-friendly. —n. (pl. -ies) = *friendly match. —adv. In a friendly manner.  friendliness n.