To of or admit the knowledge of; to recognize as a fact or truth; to declare one's belief in; as, to acknowledge the being of a God.
- To admit the existence, reality, or truth of.
- To recognize as being valid or having force or power.
- To express recognition of: acknowledge a friend's smile.
- To express thanks or gratitude for.
- To report the receipt of: acknowledge a letter.
- Law To accept or certify as legally binding: acknowledge a deed.