terra firma | meaning of terra firma in Longman Dictionary of Contemporary English | LDOCE

terra firma

From Longman Dictionary of Contemporary Englishterra firmater‧ra fir‧ma /ˌterə ˈfɜːmə $ -ˈfɜːr-/ noun [uncountable]    LAND/GROUNDland, rather than sea or air – used humorously  We were glad to be back on terra firma.Examples from the Corpusterra firmaThe rain seeps down through the snow and forms a bit of terra firma when the temperature plummets.Their celestial explorations are firmly rooted where they are, on terra firma.We were glad to be back on terra firma again.Origin terra firma (1600-1700) Latin firm land