Screenshot from the OED:
intransitive. To watch television or films, read books, etc., for intensive or extended periods, esp. in a way regarded as excessive. In later use: esp. to watch or listen to multiple episodes of a television programme, podcast, video content on social media, etc., consecutively or in rapid succession. Frequently with a prepositional phrase introduced by on, indicating the thing watched, listened to, etc. Also transitive and (occasionally) transitive (reflexive). Cf. binge-read v., binge-view v., binge-watch v.
1977
I remember bingeing on television when I was a child and having that vapid feeling after watching hours of TV.
in M. Winn, Plug-in Drug iii. 22Citation details for in M. Winn, Plug-in Drug
1991
People who binge on movies, constantly change television channels, crave chocolate, act the seducer or can't stop cutting their hair..illustrate similarities to addictive behavior.
Atlanta Journal & Constitution (Nexis) 29 December k8
The Oxford English Dictionary's earliest citation for "binge" in that sense as a verb is from 1977. Your friend may have independently coined the term, of course – that's a very common process in word-formation.