Do away with oneself or itself:
— The machine will self-destruct if you tamper with it.

synonym: self-destroy.

Roget 142: cease, discontinue, desist, stay, halt; break off, leave off; hold, stop, pull up, stop short; stick, hang fire; halt; pause, rest; burn out, blow out, melt down.    have done with, give over, surcease, shut up shop; give up etc. (relinquish) 624.    hold one's hand, stay one's hand; rest on one's oars repose on one's laurels.    come to a stand, come to a standstill; come to a deadlock, come to a full stop; arrive etc. 292; go out, die away; wear away, wear off; pass away etc. (be past) 122; be at an end; disintegrate, self-destruct.    intromit, interrupt, suspend, interpel^†; intermit, remit; put an end to, put a stop to, put a period to; derail; turn off, switch off, power down, deactivate, disconnect; bring to a stand, bring to a standstill; stop, cut short, arrest, stem the tide, stem the torrent; pull the check-string, pull the plug on.    ... show more