Self-excuse

verb (used with object), excused, excusing.
1.
to regard or judge with forgiveness or indulgence; pardon or forgive; overlook (a fault, error, etc.):
Excuse his bad manners.
2.
to offer an apology for; seek to remove the blame of:
He excused his absence by saying that he was ill.
3.
to serve as an apology or justification for; justify:
Ignorance of the law excuses no one.
4.
to release from an obligation or duty:
to be excused from jury duty.
5.
to seek or obtain exemption or release for (oneself):
to excuse oneself from a meeting.
6.
to refrain from exacting; remit; dispense with:
to excuse a debt.
7.
to allow (someone) to leave:
If you’ll excuse me, I have to make a telephone call.
noun
8.
an explanation offered as a reason for being excused; a plea offered in extenuation of a fault or for release from an obligation, promise, etc.:
His excuse for being late was unacceptable.
9.
a ground or reason for excusing or being excused:
Ignorance is no excuse.
10.
the act of excusing someone or something.
11.
a pretext or subterfuge:
He uses his poor health as an excuse for evading all responsibility.
12.
an inferior or inadequate specimen of something specified:
That coward is barely an excuse for a man. Her latest effort is a poor excuse for a novel.
Idioms
13.
Excuse me, (used as a polite expression, as when addressing a stranger, when interrupting or disagreeing with someone, or to request repetition of what has just been said.)
verb (transitive) (ɪkˈskjuːz)
1.
to pardon or forgive: he always excuses her unpunctuality
2.
to seek pardon or exemption for (a person, esp oneself): to excuse oneself for one’s mistakes
3.
to make allowances for; judge leniently: to excuse someone’s ignorance
4.
to serve as an apology or explanation for; vindicate or justify: her age excuses her behaviour
5.
to exempt from a task, obligation, etc: you are excused making breakfast
6.
to dismiss or allow to leave: he asked them to excuse him
7.
to seek permission for (someone, esp oneself) to leave: he excused himself and left
8.
(euphemistic) be excused, to go to the lavatory
9.
excuse me!, an expression used to catch someone’s attention or to apologize for an interruption, disagreement, or social indiscretion
noun (ɪkˈskjuːs)
10.
an explanation offered in defence of some fault or offensive behaviour or as a reason for not fulfilling an obligation, etc: he gave no excuse for his rudeness
11.
(informal) an inferior example of something specified; makeshift; substitute: she is a poor excuse for a hostess
12.
the act of excusing
excuse