1. (American) Tired, exhausted or hung over. A high-school and preppie term probably adapted from the following sense.

2. (American )intoxicated or euphoric after taking drugs, high. This use is still heard, but less commonly than during the hippy era.

3. (American) ruined, failed. Used typically of an event or an opportunity.

4. Full of food, gorged. From the verb to blow out.

5. Rejected, cast aside, expelled. From the verb to blow out.

Her past is littered with the corpses of blown out lovers.