A person will be said to have admitted the statement or evidence of the other party in any of the following ways: Where he or she expressly admit the evidence of the other party by confirming the evidence as true.
Where he impliedly, by his act or conduct, accepts as true the evidence of the other party. For instance a party refusing to challenge the affidavit evidence of the adverse party or refusing to controvert the evidence given by the adverse party during his examination in chief.
Generally, statements made either orally or in writing, express or implied, by a party in a suit which is adverse to his case is said to be an admission and same can be used against him.
See Agbahamovo V. Eduyegbe (1999) 3 NWLR (Pt. 740 170 (at 183); Francis V. Citec Int Estate Ltd (2017) HELAR ratio 3