1. n. a hip flask for liquor. He took a little swig out of a mickey he carries in his pocket.
2. Go to Mickey (Finn).
3. n. a small bottle of wine. See if you can get a mickey of something for a buck.
4. n. a tranquilizer. (Drugs.) Whatever that mickey was you gave me, it helped.
5. ; mick an easy or trivial college course. (From mickey mouse sense 2) I’ve got a light load this quarter. Three micks and two education courses.