LL adjective 1noun 7phrase 1 adjective1 •Abbreviation of low-lead. noun7 •Abbreviation of Late Latin. •Abbreviation of lucky loser. •Abbreviation of long live. •Abbreviation of lower level. •Abbreviation of linguistic landscape. •Abbreviation of limited license. •Abbreviation of low-lead fuel/gasoline/petrol/avgas. phrase1 •(US) Initialism of lesson learned.