phreaking

 
Pronunciation: /ˈfriːkɪŋ/

noun

[mass noun] informal, chiefly North American
  • the action of hacking into telecommunications systems, especially to obtain free calls.

Derivatives

phreak

noun

phreaker

noun

Origin:

1970s: alteration of freaking (see freak). The change from f- to ph- was due to association with phone1