verb transitiu persona to run into , come across , bump into objecte to find , come across el vaig topar casualment pel carrer I happened to bump into him on the street verb intransitiu automòbil, automobilisme etc to collide , crash topar amb, topar contra to collide with to bump \ crash \ run into to knock \ smash against to hit , strike el cotxe va anar a topar contra un arbre the car crashed into a tree aquesta teoria topa amb dificultats this theory runs into \ up against difficulties els moltons to butt