- The definition of lukewarm is someone or something not very warm or lacking in enthusiasm.
- An example of lukewarm is coffee after it's been sitting out for thirty minutes.
- An example of lukewarm is someone who reluctantly hugs another person.
- barely or moderately warm: said of liquids
- not very warm or enthusiastic: lukewarm praise
Origin of lukewarmMiddle English luke warme ; from luke, tepid (akin to Low German luk, Dutch leuk, tepid ; from Indo-European an unverified form kleu- ; from base an unverified form kel-, warm from source Old English hleowe, tepid, Classical Latin calere, to be warm) + warm, warm
- Mildly warm; tepid.
- Lacking conviction or enthusiasm; indifferent: gave only lukewarm support to the incumbent candidate.
Origin of lukewarmMiddle English leukwarm : leuk, luke (possibly alteration of leu, from Old English hlēow; see kel&schwa;-1 in Indo-European roots) + warm, warm; see warm.
From Middle English lukewarme (â€œlukewarm, tepidâ€), equivalent to luke (â€œlukewarmâ€) +â€Ž warm. First element believed to be an alteration of Middle English lew (â€œtepidâ€) (> English dialectal lew), from Old English hlÄ“ow (â€œwarm, sunnyâ€), from Proto-Germanic *hliwjaz, *hlÄ“waz, *hlÅ«maz, *hleumaz (â€œwarmâ€), from Proto-Indo-European *á¸±al(w)e-, *á¸±el(w)e-, *k(')lÄ“w- (â€œwarm, hotâ€). Cognate with Dutch lauw (â€œtepidâ€), German lauwarm (â€œlukewarmâ€), Faroese lÃ½ggjur (â€œwarmâ€), Swedish ljum (â€œlukewarmâ€), ljummen (â€œlukewarmâ€) and ly (â€œwarmâ€), Danish lummer (â€œmuggyâ€), Danish and Norwegian lunken (â€œtepidâ€), Swedish dialectal ljummen (â€œlukewarmâ€).