1. To certify or authenticate (a document or signature) as a notary public.
Usage: Chiefly British English; American English typically uses 'notarize'.

Examples

• The lawyer asked me to notarise the contract before submitting it to the court.
• You will need to have your passport copy notarised by an official notary.
• She notarised the affidavit to confirm its authenticity.
• The bank requires all documents to be notarised before processing the loan application.
• He went to the solicitor's office to have his signature notarised.