Meaning

adjective deprived of life; no longer living

adjective destitute or having been emptied of life or living beings

adjective lacking animation or excitement or activity

originFrom Middle English lyfles, lifles, from Old English līflēas (“lifeless”), equivalent to life + -less. Cognate with West Frisian libbensleas (“lifeless”), Dutch levenloos (“lifeless”), German leblos (“lifeless”), Danish livløs (“lifeless”), Swedish livlös (“lifeless”), Icelandic líflaus (“lifeless”).

Etymology from Wiktionary, CC BY-SA 3.0