Also found in: Dictionary, Thesaurus, Medical, Encyclopedia.
Stirred up, aroused with ardor, excitement, anger, or other strong emotion, as in She was all steamed up about the results. The precise meaning depends on the context. [Colloquial; early 1900s]
1. mod. angry. Now, now, don’t get so steamed up!
2. mod. alcohol intoxicated and fighting. He was really steamed—and could hardly stand up. By midnight, Larry was too steamed to drive home, and he had to spend the night.