ALL meanings of backdate
back·date
B b - verb backdate If a document or an arrangement is backdated, it is valid from a date before the date when it is completed or signed. 3
- verb backdate to make effective from an earlier date 3
- verb transitive backdate to date before the actual date; predate 3
- verb backdate If a document or an arrangement is backdated, its effect starts from a date before the date when it is completed or signed. 3
- verb with object backdate to date earlier than the actual date; predate; antedate: Backdate the letter so he'll think I wrote it last week. 1
- transitive verb backdate mark with an earlier date 1
- noun backdate Put an earlier date to (a document or agreement) than the actual one. 1
- verb backdate To give or assign a date to a document that is earlier than the current date. 0