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Definition testify in American English

testify verb

[intransitive/transitive] verb
/ˈtestɪˌfaɪ/
1

to make a statement about something that you saw, know, or experienced, usually in a court of law

Example

Several key witnesses have agreed to testify against Edwards.

Example

Jordan testified before the grand jury last week.

Example

Three people testified that they heard gunshots.

Synonyms and related words
2

to provide evidence that something exists or is true

Example

These ruins testify to the existence of Roman occupation.

Synonyms and related words
Definition testify in American English