cosign
verbNAmE//ˈkoʊsaɪn//
[transitive, intransitive]Verb Forms present simple I / you / we / they cosign he / she / it cosigns past simple cosigned -ing form cosigningDefinitions on the go
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NAmE//ˈkoʊˌsaɪnər//
noun Her dad is the cosigner on her apartment lease.Check pronunciation: cosign