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I just wrote a line in my latest casebook that I had to then go research to make sure it was accurate. The phrase is “from the colonies.” I don’t know where I heard it, but I thought it was could be said by someone from Britain in reference to Canada, parts of North America, and perhaps part of Africa and Asia.
Turns out according to the wikipedia folks and others, the term came into common usage in the late 1800s, which means, yes, Portia could have used it in that way.