scattergun adjective 1noun 1forms 3 adjective1 •Unfocused in approach or topic.UKIP's Facebook approach was the most 'scattergun', posting a slew of national messages, presumably in the hope that something might impact locally. — 2016 noun1 •(informal) Synonym of shotgun.But in all-around use, the scattergun now ranks first across fields and forests, trap and skeet ranges. — 1973 formsscatterguns · more scattergun · most scattergun