live‧long /ˈlɪvlɒŋ $ -lɒːŋ/
adjective[
Date: 1300-1400;
Origin: lief 'dear' (11-19 centuries) (from Old English leof) (influenced by ⇒ live1) + long]
all the livelong day old-fashioned a phrase meaning ‘all day’, used when this seems like a long time to you
[TahlilGaran] Dictionary of Contemporary English ▲