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1. extended in time; overly long. Why was that lecture so strung out? She talked and talked. It was strung out because there was very little to be said.
2. Sl. doped or drugged. Bob acted very strangely—as if he were strung out or something. I've never seen Bob or any of his friends strung out.
1. and strung (up) mod. drug intoxicated and bewildered. (Drugs.) Marlon is really strung out lately. What’s he shooting now?
2. mod. badly addicted to heroin; dissipated by heroin. (Drugs.) Clare is strung out and can’t deny her problem any longer.
3. mod. depressed; nervous. I’m a little strung out—because of the accident, I guess.
4. mod. in love and disoriented. Sam is strung out over Mary.