under wing

under your wing

helped and protected by you. One of the children in the class will usually take a new girl or boy under their wing for the first few weeks.

Usage notes: also used in the forms under someone's wing or under the wing of someone: Everyone who lost their home in the fire was taken under the wing of a local church.

Etymology: based on the idea of a bird that protects its babies by spreading its wings over them

See also: wing