love each other dearly; be closely bound together (as lovers); be firmly [deeply] attached to each other; cleave together as firmly and inseparably as glue and lacquer; (Their two hearts) clung together as closely as though one were painted upon the other.; (The two) had become as closely attached to each other as glue and lacquer and were now an inseparable pair.; have an affection like glue and varnish -- to be inseparable; Like glue and lacquer they clung together.; remain glued to each other; stick [cling] to each other like glue; stick together like glue and varnish