Definition of fail
be unsuccessful; "Where do today's
public schools fail?"; "The
attempt to
rescue the hostages failed miserably"
fail to get a
passing grade; "She
studied hard but failed nevertheless"; "Did I fail the test?"
fall short in what is expected; "She failed in her obligations as a
good daughter-in-law"; "We
must not fail his
obligation to the victims of the Holocaust"
get worse; "Her
health is declining"