Unlocking dream meaning is explained below using 2 different sources. Each interpretation is shown with its source.
Interpretation 1 — Nancy Wagaman
Authority, or giving someone authority.
Acceptance.
Openness.
Allowing yourself to become more vulnerable with others.
An issue involving personal boundaries.
Solving a problem, mystery, or something puzzling.
Secretly unlocking something that belongs to someone else can represent taking advantage of or not being completely honest with someone in real life (or perhaps you don’t trust them).
See Opening, Door or Entrance, Key, Keyhole, Security, Privacy, Login
Interpretation 2 — Zolar
being unable to unlock a door: beware of trouble ahead.
drawer: don’t keep secrets from those who love you.
not finding the key to unlock something: be careful in money matters.
of something: a discovery wil be made in your home.