He is still young and not yet dry behind the ears.
dry behind the ears
idiomSeasoned or experienced; mature, especially with respect to judgment.
The manager did not want to hire the intern because he was not quite dry behind the ears yet.
Although the young diplomat possessed a sharp intellect, his colleagues often dismissed his suggestions, claiming he was not yet dry behind the ears.
- 01
all ears
Listening intently; fully focused.
- 02
all eyes and ears
Very attentive.
- 03
are your ears burning
Asked of somebody who was not present but was the topic of discussion.
- 04
beat someone round the ears
To beat (a person) with blows about the head.
- 05
believe one's ears
To believe that something which one hears is truly the case.
- 06
box someone's ears
To slap someone on the side of the head, usually as an informal punishment.
- 07
burn someone's ears
To cause blushing of someone's ears due to strong embarrassment.
- 08
donkey's ears
A long time, years and years.