The word "duffer" typically refers to a person who is not skilled or successful in a particular activity, especially in sports or golf. Full definition
If your REI group is up for an old duffer like me crashing the dinner party send me the info. (biggerpockets.com)
They look like a pair of duffers hustling to finish a round before a torrential Florida downpour. (automobilemag.com)
A reader forwarded this invite (actually, just the front) for Libous» annual golf fundraiser, in which he's offering premiums for duffers who shoot «closest to the governor» (hole - in - one, prize: a new car) and «closest - to - the - senator» (sink a 50 - foot putt, win $ 5,000). (nystateofpolitics.com)