[mighty] adj might.i.er ; -est (bef. 12c) 1: possessing might: powerful
2: accomplished or characterized by might "a ~ thrust"
3: great or imposing in size or extent: extraordinary
[2]mighty adv (14c): extremely, very "a ~ handy gadget" usage The use of mighty as an intensive usu. conveys a folksy down-home feeling "plain and simple fare ... but mighty filling and mighty satisfying --Asheville (N.C.) Citizen-Times". It is used esp. to create a chatty style "turnip greens, corn bread and biscuits. That sounds mighty good to me --Julia Child" or to stress a rural atmosphere "a man must be mighty serious about his squirrel hunting --Stuart Williams, Field & Stream". In a more formal context, mighty is used to create additional emphasis by drawing attention to itself "the chairman made sure that there were mighty few of them --Mollie Panter-Downes".