here·by 
/hiɚˈbaɪ/ adverb
/hiɚˈbaɪ/ adverb formal : by means of this act, these words, this document, etc.
▪ I hereby declare the Olympic Games officially open. ▪ The sum will hereby be charged to your account. ▪ The parties to the lawsuit hereby agree to settle the matter out of court.
▪ I hereby declare the Olympic Games officially open. ▪ The sum will hereby be charged to your account. ▪ The parties to the lawsuit hereby agree to settle the matter out of court.
