Definition of opponent for English Language Learners. : a person, group, etc., that is against something (such as an action, law, or system) : someone or something that does not want something to exist, be done, etc.
Generally, your first mortgage payment is due on the 1st day of the 2nd month following your closing date. For example, if you close in February, your first mortgage payment will be due on Aproil 1st. Generally speaking of course.
Nearly all mortgages, refinance loans, home equity loans and home equity lines of credit specify a due date for monthly payments. In most cases, the due date is the first day of each month, with a late fee charged after the 15th of the month.