1. uncomplicated and easy to do or understand: "in a straightforward case no fees will be charged"Similaruncomplicatedsimpleeasyeffortlesspainlessundemandingunexactingelementaryplain sailinga five-finger exercisechild's playroutineinformal:as easy as falling off a logas easy as pieas easy as ABCa piece of cakea cincha snipeasy-peasyno sweata doddlemoney for old ropemoney for jamkids' stuffa breezea dossa cakewalkduck soupa snapa bludgea snacka piece of old tackleOppositecomplicateddifficult