dry behind the ears
Seasoned or experiencedSeasoned or experienced; mature, especially with respect to judgment.
Meaning
1 senses(idiomatic)Seasoned or experienced; mature, especially with respect to judgment.
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.