alibi

their alibis are watertight.

a catch-all alibi for failure and inadequacy.

a watertight alibi; a watertight contract.

she has an alibi for the whole of yesterday evening.

her friend agreed to alibi her.

He established an alibi to the charge of murder.

Do you have any proof to substantiate your alibi?

He alibied his wife out of a fix.

His alibi would not have withstood cross-examination.

A man (Coogan) who runs an alibi service for adulterous husbands gets into a jam with a new client.

The police are suspicious of his alibi because he already has a record.