From Longman Dictionary of Contemporary Englishwall-to-wallˌwall-to-ˈwall adjective 1 [only before noun]DHH covering the whole floor wall-to-wall carpeting2 informalALL THE TIMEEVERYWHERE filling all the space or time available, especially in a way you do not like wall-to-wall advertising on TV
Examples from the Corpus
wall-to-wall• a room of wall-to-wall children• The hut was designed for 40 but there were 80 in that night - wall-to-wall mattresses!• The room had black leather armchairs and couches scattered on a wall-to-wall pink carpet. 