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1.
Length of time taken by a woman to complete a seemingly simple task when others are waiting.

Inability of some women to forecast time taken to complete a task such as a loo break.
When a family is preparing to leave the house, and father and children are ready to leave, Mother isn't.

"I'll just be a minute..." she says. After a considerable wait, father will mutter, "A Mummy Minute".
by Julia Dream May 02, 2011