Hafflefinger
A guy who thinks he's a cowboy but can't ride a horse without falling off and wears a hat so big it looks like a donkey kicked it.
My cousin is a hafflefinger. He tried to ride a horse and fell into a pile of hay.
That guy at the fair is a hafflefinger. He wears a hat that looks like a shopping bag.
My neighbor claims to be a cowboy. He’s a hafflefinger. He once tried to lasso a chicken and missed.