a week tomorrow, on Monday, etc.
a week tomorrow/on (some day)/etc.
One week from the day specified. Primarily heard in UK. I'm flying to Ireland a week on Saturday for my brother's wedding. We need that report finished a week tomorrow.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
a ˌweek toˈmorrow, on ˈMonday, etc.(British English) (also a ˌweek from toˈmorrow, ˈMonday, etc. American English, British English ) seven days after the day that you mention: It’s my birthday a week on Tuesday.
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