tot (tots plural & 3rd person present) (totting present participle) (totted past tense & past participle )
1 n-count A tot is a very young child.
INFORMAL
2 n-count A tot of a strong alcoholic drink such as whisky or brandy is a small amount of it in a glass.
(mainly BRIT) usu N of n tot up phrasal verb To tot up a total or a list of numbers means to add up several numbers in order to reach a total.
(mainly BRIT)
(=add up)
I finally sat down to tot up the full extent of my debt... V P n (not pron)