flatulent UK /ˈflætjʊlənt/US /ˈflæt͡ʃələnt/ adjective4 •Affected by gas in the intestine; likely to break wind.Sorry, I'm a bit flatulent at the moment - just eaten some curry. •Causing flatulence. •Reminiscent of flatulence. •(no longer used) Empty; vain. formsmore flatulent · most flatulent