flatline
/ (ˈflætˌlaɪn) /
verb (intr) informal
to die or be so near death that the display of one's vital signs on medical monitoring equipment shows a flat line rather than peaks and troughs
to remain at a continuous low level
Words nearby flatline
flatheaded apple tree borer,
flatheaded borer,
flatiron,
flatland,
flatlet,
flatline,
flatling,
flatly,
flatmate,
flats,
flatscreen