Idiom: Run AcrossCheck definitions of...run across MeaningsHow to pronounce "run across":AU Your browser does not support the audio element. To cross by running.To find or discover by chance; to come across.A-Z Proximitiesrun aboutrun a milerun a red lightrun a riskrun a temperature run across run afoul ofrun amokrun and gunrun aroundrun around afterSimilar Idiomsrun acrossacross the boardcome acrossdown the road, not across the streetput oneself acrossshot across the bowSimilar Phrasesrun acrossacross-the-boardacross the countryacross the nationcome acrosscut acrossget acrosslook acrosspass acrossput acrossbombing runfirst battle of bull runfowl runhome runpress runrun batted inbank runbattle of bull runbull runchicken run