Farmers and Fishermen

Opponents that are particularly untalented (or inexperienced) as a method of diminishing a victory; alluding to highly trained (and well-funded) armies battling countries with armies made up of drafted farmers and fishermen from the countryside; similar to peasants carrying pitchforks.

Winner of a soccer game: Haha but yea man we dominated at that soccer tournament first place baby yeahh!
Downer: ...yeah bro against farmers and fishermen.