Something said or written in defense or justification of what appears to others wrong, or of what may be liable to disapprobation; justification; as, Tertullian's Apology for Christianity.
- An acknowledgment expressing regret or asking pardon for a fault or offense.
- A formal justification or defense.
- An explanation or excuse: "The consequence of those measures will be the best apology for my conduct” ( Daniel Defoe).
- An inferior substitute: The sagging cot was a poor apology for a bed.