1. in. to feel really good and mellow. It’s a beautiful day, and I really feel groovy.
2. in. to be alcohol or drug intoxicated. Looks like Kelly is feeling groovy on gin again.
1. mod. cool; pleasant. Man, this music is groovy.
2. mod. drug intoxicated. (Drugs.) Three beers and he was a little groovy.
3. mod. out-of-date; passé. (California.) Oh, how groovy!