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Definition of cosigner

cosigner

/ˈkoʊˌsaɪnər/
(UK: co-signer)
co · sign · er
Plural:cosigners
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cosigner Lexical Profile

cosigner Game Scores & Validity

• noun

1

A person who signs a financial contract, loan agreement, or lease jointly with a primary borrower, legally assuming responsibility for repaying the debt if the primary borrower defaults.

Example

"Because she had a limited credit history, the bank required a qualified cosigner before approving her student loan."

2

A person who signs an official document, petition, or treaty jointly with one or more other people.

Example

"Each cosigner of the environmental accord pledged to reduce industrial emissions over the next decade."

Synonyms
View all synonyms for cosigner

• Nearby Words

cosh
cosign
cosignatory
cosigner
cosine
cosmetic
cosmetically

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Cosigner. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/cosigner
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