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Definitions

alibi

[al-uh-bahy] / ˈæl əˌbaɪ /
NOUN
defense against charges of wrongdoing; evidence of absence
Synonyms
STRONGEST
excuse justification pretext
STRONG
account affirmation allegation answer assertion assurance avowal case cover declaration explanation plea profession proof reason reply retort stall statement vindication
WEAK
airtight case cop-out fish story song and dance
Antonyms
STRONG
denial question request

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The former partner McCullagh had accused is also arrested and interviewed – he too has an alibi and is released.

From BBC • Mar. 23, 2026

Most surprising was the dialogue between Lee and the advanced OpenAI chatbot ChatGPT about how to create an alibi for Perpétuo’s injuries.

From Los Angeles Times • Mar. 10, 2026

Carr later admitted to police she was, in fact, in Lincolnshire so could not provide an alibi for Huntley.

From BBC • Feb. 27, 2026

"Ingenuity can never become an alibi for incivility," the municipality of Catania said in a post on its official Facebook page.

From BBC • Feb. 20, 2026

I didn’t ask him about his alibi witness!

From "From the Desk of Zoe Washington" by Janae Marks

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.