a week yesterday, last Monday, etc.

a week yesterday

A week and a day before today. I last saw Stu a week yesterday, before he left on vacation. Oh, we're massively behind—we really needed that report finished a week yesterday. I came down with the flu a week yesterday and am only just starting to feel better now.
See also: week, yesterday
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

a ˌweek ˈyesterday, last ˈMonday, etc.

(especially British English) seven days before the day that you mention: It was a week yesterday that we heard the news.
See also: last, week
Farlex Partner Idioms Dictionary © Farlex 2017
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