A small child.
"The medical report noted that her speech impediment was caused by a small tumor on the tot, which is an initialism for the tip of the tongue."
A total, an addition of a long column of figures.
Initialism of tip of the tongue.
In plain English: A tot is a very small baby or young child who needs constant care and attention from their parents.
"The parents brought their little tot to see Santa at the mall."
Usage: Use this term only in accounting or mathematics to describe the sum at the bottom of a vertical list of numbers. It is not interchangeable with general synonyms like "total," which can refer to any aggregate amount regardless of how it was calculated.
Initialism of Trail of Tears.
"The historical marker explains that the route was originally called TOt, standing for the tragic Trail of Tears."
The word "tot" was borrowed into English from Scots as a shortened form meaning small child. Its origin is uncertain but may have come from the verb "to totter," reflecting how young children move unsteadily.