fail
//feɪl//
Verb
failInfinitive
failPresent tense
failedPast tense
failedPast participle
failingPresent participle
failsThird-person singular
1
to be unsuccessful in achieving a goal or passing a test
She failed her driving test twice.
2
to not do something that is expected or required
He failed to report the accident to the police.
3
to stop working or functioning properly
The brakes failed and caused an accident.
4
to become weak or insufficient
His eyesight began to fail as he grew older.
5
to judge that a student has not passed a test or course
The teacher failed three students in the final exam.
Noun
1
an instance of not succeeding or not passing a test
She was disappointed by her fail on the driving test.