to cover the top of something in order to hide or protect itoften + with
We planted the seeds in the trench and covered them over with earth.
phrasecover over cover over sth • cover sth over to cover the top of something completely with something else, in order to hide or protect it: He made a hole in the ground, emptied the contents of the sack into it, and then covered it over.The planes were hidden in thick bamboo and covered over so that they could not be seen from the air.