noun
burner phone; throwaway mobile phone
A prepaid or anonymously obtained mobile phone used temporarily, often for illegal activities or to avoid identification. The term is associated with crime but can also refer to any disposable phone.
犯人は飛ばし携帯を使って連絡を取っていた。
The criminal was using a burner phone to communicate.
飛ばし携
Burner phones are difficult to trace back to the subscriber.