LEARNit Dictionary
phreaker
noun
/ˈfriːkə(r)/
UK
/ˈfriːkər/
US
1
a person who gets into a communications system illegally, usually in order to make phone calls without paying
هکر تلفن, رخنهگر ارتباطات, نفوذگر سیستم ارتباطات