self–de·struct 
/ˌsɛlfdɪˈstrʌkt/ verb
self–de·structs; self–de·struct·ed; self–de·struct·ing /ˌsɛlfdɪˈstrʌkt/ verb [no obj] : to destroy itself
▪ The missile automatically self-destructs if it goes off course. — often used figuratively ▪ The team had a large lead most of the game but self-destructed in the ninth inning and lost. ▪ a rock star who self-destructed on drugs
▪ The missile automatically self-destructs if it goes off course. — often used figuratively ▪ The team had a large lead most of the game but self-destructed in the ninth inning and lost. ▪ a rock star who self-destructed on drugs
— self–destruct adjective always used before a noun
▪ a self-destruct button/mechanism/system
▪ a self-destruct button/mechanism/system
