Testify
Origin
From Middle English testifien, from Old French testifier, from Latin testificÄrÄ«, present active infinitive of testificor ("I bear witness"), from testis ("a witness") + facere ("to make") (see -fy).
Full definition of testify
Verb
(intransitive or transitive)- To make a declaration, or give evidence, under oath.
- Bible, Numbers xxxv. 30One witness shall not testify against any person to cause him to die.
- To make a statement based on personal knowledge or faith.
- Bible, John iii. 11We speak that we do know, and testify that we have seen; and ye receive not our witness.