Testify
Definition 1 of 3
Pro Tip 1/3
Legal Importance
In court, testify means your words can be evidence; careful speaking matters here. She was nervous to testify, knowing her words could decide the case.
Pro Tip 2/3
Oath Bound
When testifying under oath, one is legally obligated to tell the truth. He swore to testify truthfully before giving his account of events.
Pro Tip 3/3
Against Someone
'Testify against' implies accusing or providing evidence opposing another party. The informant agreed to testify against the crime syndicate.