Cherry or grape tomatoes. The term is used primarily to confuse young children into eating their vegetables by making them think they've got something to do with 'tater tots'.
Ella - "I don't like these. They're vegetables".
Me - "Those aren't regular vegetables, they're mater tots - just like tater tots."
Ella - "OK, mmmm!"

(simplified, de-dramatized re-enactment)
by ClimbingTheLog April 23, 2007
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