a week yesterday/last (some day)/etc.

a week yesterday

A week and a day before today. I last saw Stu a week yesterday, before he left on vacation.See also: week, yesterday

a week yesterday/last (some day)/etc.

One week before the day specified. They only gave me the assignment a week yesterday, so I'm really stressed out about getting it finished by tomorrow. Chris left on his work trip a week last Tuesday.See also: last, week, yesterday