Definition of fail
be unsuccessful; "Where do today's public
schools fail?"; "The attempt
the hostages failed miserably"
fail to get a passing
grade; "She studied hard
but failed nevertheless"; "Did I fail the test?"
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