alibi
🇺🇸
/ˈæləbaɪ/
🇬🇧
/ˈæləbaɪ/
Proof that someone was somewhere else when a crime happened.
They could not charge him with the theft because his friend gave him an alibi.
A reason given to say you did not do something wrong.
He used being stuck in traffic as an alibi for missing the meeting.