lTranslate l | into French | into German | into Italian | into Spanish Definition of l abbreviation (giving position or direction) left:l to r: Gordon, Anthony, and Mark (chiefly in horse racing) length(s): distances 5 l, 3 l (l.) (in textual references) line:l. 648 Chemistry liquid. litre(s). (l.) archaic pound(s): a salary of 4l. a week symbol (in mathematical formulae) length. l in other Oxford dictionaries Definition of l in the US English dictionary