Definitions
1.verbTo be unsuccessful."Throughout my life, I have always failed."
2.verbNot to achieve a particular stated goal. (Usage note: The direct object of this word is usually an infinitive.)"The truck failed to start."
3.verbTo neglect."The report fails to take into account all the mitigating factors."
4.verbOf a machine, etc.: to cease to operate correctly."After running five minutes, the engine failed."
5.verbTo be wanting to, to be insufficient for, to disappoint, to desert.
6.verbTo receive one or more non-passing grades in academic pursuits."I failed English last year."
7.verbTo give a student a non-passing grade in an academic endeavour."The professor failed me because I did not complete any of the course assignments."
8.verbTo miss attaining; to lose.
9.verbTo be wanting; to fall short; to be or become deficient in any measure or degree up to total absence."The crops failed last year."
10.verbTo be affected with want; to come short; to lack; to be deficient or unprovided; used with of.
11.verbTo fall away; to become diminished; to decline; to decay; to sink.
12.verbTo deteriorate in respect to vigour, activity, resources, etc.; to become weaker."A sick man fails."
13.verbTo perish; to die; used of a person.
14.verbTo err in judgment; to be mistaken.
15.verbTo become unable to meet one's engagements; especially, to be unable to pay one's debts or discharge one's business obligation; to become bankrupt or insolvent.
16.adjectiveUnsuccessful
17.adjectiveDecayed; worn out.
18.adjectiveBankrupt.