stop operating or functioning; "The engine finally went"; "The car died on the road"; "The bus we travelled in broke down on the way to town"; "The coffee maker broke"; "The engine failed on the way to town"; "her eyesight went after the accident"
prove insufficient; "The water supply for the town failed after a long drought"
disappoint, prove undependable to; abandon, forsake; "His sense of smell failed him this time"; "His strength finally failed him"; "His children failed him in the crisis"
become bankrupt or insolvent; fail financially and close; "The toy company went bankrupt after the competition hired cheap Mexican labor"; "A number of banks failed that year"
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"
fail to get a passing grade; "She studied hard but failed nevertheless"; "Did I fail the test?"
judge unacceptable; "The teacher failed six students"
be unsuccessful; "Where do today's public schools fail?"; "The attempt to rescue the hostages failed miserably"
fail to do something; leave something undone; "She failed to notice that her child was no longer in his crib"; "The secretary failed to call the customer and the company lost the account"
discover or determine the existence, presence, or fact of; "She detected high levels of lead in her drinking water"; "We found traces of lead in the paint"
be in or establish communication with; "Our advertisements reach millions"; "He never contacted his children after he emigrated to Australia"
move forward or upward in order to touch; also in a metaphorical sense; "Government reaches out to the people"
reach a point in time, or a certain state or level; "The thermometer hit 100 degrees"; "This car can reach a speed of 140 miles per hour"
reach a destination, either real or abstract; "We hit Detroit by noon"; "The water reached the doorstep"; "We barely made it to the finish line"; "I have to hit the MAC machine before the weekend starts"
reach a goal, e.g., "make the first team"; "We made it!"; "She may not make the grade"
to extend as far as; "The sunlight reached the wall"; "Can he reach?" "The chair must not touch the wall"