Meaning:Naive and immature, with little experienceeg:"he was still wet behind the ears when he shipped as a hand on a merchant vessel"OriginThe allusion is to the inexperience of a baby, so recently born as to be still Also, not dry behind the Immature, inexperienced, as in How can you take instructions from Tom? He's still wet behind the ears, or Jane's not dry behind the ears This term alludes to the fact that the last place to dry in a newborn colt or calf is the indentation behind its [Early 1900s] Directory > Words > WordNet Note: click on a word meaning below to see its connections and related The adjective wet behind the ears has one meaning:Meaning #1: lacking training or experience Synonyms: raw, new-----------------------------------------------------------------------------------------------------------------------------------------------------------------behind-the-ears