1 (drag o.s.) arrastrarse; [+child] andar a gatas; gatear to crawl in/out meterse/salirse a gatas; the fly crawled up the window la mosca subió despacito por el cristal
2 (move slowly) [+traffic] avanzar lentamente; formar caravana; [+time] alargarse interminablemente the cars were crawling along los coches avanzaban a paso de tortuga
3 (suck up) to crawl to sb dar coba a algn (informal); hacer la pelota a algn (informal)
4 to be crawling with vermin estar plagado or cuajado de bichos