roomer noun 2adverb 1forms 1 noun2 •A person who rents a room.She took in two roomers to make ends meet. •[in compounds] A residence having the specified number of rooms.Rents were to be $60 a month for a two-room flat, $90 for a three-roomer and $120 for a four-roomer. — 2009 adverb1 •(no longer used) At a greater distance; farther off.Yet did the master by all meanes assay, To steare out roomer, or to keepe aloofe, Or at the least to strike sailes if they may, As in such danger was for their behoofe. — 1607 formsroomers