1. (n.) A lack of inhibition; as, to compete with reckless abandon.

2. (v. t.) To give up absolutely; to forsake entirely ; to renounce utterly; to relinquish all connection with or concern on; to desert, as a person to whom one owes allegiance or fidelity; to quit; to surrender.

3. (v. t.) Reflexively: To give (one's self) up without attempt at self-control; to yield (one's self) unrestrainedly; -- often in a bad sense.

4. (v. t.) To relinquish all claim to; -- used when an insured person gives up to underwriters all claim to the property covered by a policy, which may remain after loss or damage by a peril insured against.

5. (v.) Abandonment; relinquishment.

6. (n.) A complete giving up to natural impulses; freedom from artificial constraint; careless freedom or ease.