a. [ See Luke. ] 1. Moderately warm; neither cold nor hot; tepid. [ 1913 Webster ]
2. Not ardent; not zealous; cool; indifferent. “ Lukewarm blood.” Spenser. “ Lukewarm patriots.” Addison. [ 1913 Webster ]
An obedience so lukewarm and languishing that it merits not the name of passion. Dryden.
-- Luke"warm`ly, adv. -- Luke"warm`ness, n. [ 1913 Webster ]