english
1
general::
Phrase(s): switched on 1. Sl. alert and up-to-date; with it. • My brother is switched on and has lots of friends. • I’m not switched on. In fact, I am pretty dull. 2. Sl. excited. • I get switched on by that kind of music. • I am never switched on by raucous music.
McGrawhill's American Idioms And Phrasal Verbs