definition of week by The Free Dictionary


a period of seven days: It has been a week since I saw him.

Not to be confused with:

weak – not strong; feeble; lacking firmness or force of will: The illness had made her weak.

Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree





a. A period of seven days: a week of rain.

b. A seven-day calendar period, especially one starting with Sunday and continuing through Saturday: this week.


a. A week designated by an event or holiday occurring within it: commencement week.

b. A week dedicated to a particular cause or institution: Home Safety Week.

3. The part of a calendar week devoted to work, school, or business: working a three-day week.


a. One week from a specified day: I’ll see you Friday week.

b. One week ago from a specified day: It was Friday week that we last met.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.




1. a period of seven consecutive days, esp one beginning with Sunday.

2. a period of seven consecutive days beginning from or including a specified day: Easter week; a week from Wednesday.

3. (Industrial Relations & HR Terms) the period of time within a week devoted to work

4. a week devoted to the celebration of a cause


chiefly Brit seven days before or after a specified day: I’ll visit you Wednesday week.

[Old English wice, wicu, wucu; related to Old Norse vika, Gothic wikō order]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014




1. a period of seven successive days, usu. understood as beginning with Sunday and ending with Saturday.

2. a period of seven successive days that begins with or includes an indicated day: the week of June 3.

3. (often cap.) a period of seven successive days devoted to celebrating or honoring something: National Book Week.

4. the working portion of the seven-day period; workweek: a 35-hour week.


5. seven days before or after a specified day: I shall come Tuesday week.

[before 900; Middle English weke, Old English wice, c. Old Saxon crūcewika Holy Week, Old High German wehha, Old Norse vika week, Gothic wikō turn]

Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


A week is a period of seven days. A week is usually regarded as beginning on a Monday, or sometimes on a Sunday.

She will be back next week.

It will take several weeks to repair the damage.

If something happens in the week or during the week, it happens on weekdays, which are the days when people usually go to work or school, rather than at the weekend.

In the week, we get up at seven.

I never have time to cook during the week.

Collins COBUILD English Usage © HarperCollins Publishers 1992, 2004, 2011, 2012

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