gaffer
noun British, informal
1 being the gaffer's gone to her head:
boss, manager, manageress, foreman, forewoman, overseer, controller, supervisor, superintendent;
British ganger;
informal bossman, number one, kingpin, top dog, bigwig, big cheese, Mr. Big, skipper;
British, informal governor, guv'nor;
North American, informal honcho, head honcho, numero uno, padrone, sachem, big wheel, big kahuna, big white chief, high muckamuck.
2 informal old gaffers tottering past on sticks:
old man, elderly man, senior citizen, pensioner, OAP, grandfather;
Scottish, & Irish bodach;
informal old boy, old guy, old codger, old geezer, old-timer, graybeard, grandad, wrinkly;
British, informal old bloke, buffer, josser;
North American, informal old coot;
archaic grandsire, ancient;
rare senex.