soûlard

Tout le village connaît ce pauvre soûlard qui finit ses nuits sur un banc public.

(English) The whole village knows that poor drunkard who spends his nights on a public bench.

Ne fais pas attention à ses insultes, c'est juste un soûlard qui a trop bu.

(English) Don't mind his insults; he's just a drunk who has had too much to drink.