farty /ˈfɑː(ɹ)ti/ adjective4 •(informal) Resembling or characteristic of a fart; flatulent.He slaps me playfully on the knee just as Heels opens the flat's door letting in a farty smell of boiling vegetables from the rest of the building. — 2005 •(informal) Having flatulence. •(informal) Causing flatulence.Avoid farty foods if you are working in a confined space. •(UK, informal) Small and insignificant; petty. formsfartier · fartiest