dry out

dry behind the ears

Seasoned or experienced; mature, especially with respect to judgment.

dry eye

An eye which is not crying, i.e. someone emotionally unmoved.

Dry January

A popular health challenge where a person abstains from alcohol for the entire month of January.

dry one's eyes

To cease crying.

dry run

A practice or rehearsal; especially, one that goes through all the motions of a physical process but without the raw material or workpiece present.

dry up and blow away

To go away; to disappear.

hang out to dry

To abandon someone who is in need or in danger, especially a colleague or one dependent.

high and dry

Abandoned, stranded, helpless.