Tot/tɑːt/ Definition 1 of 3Pro Tip 1/3Age Context Often used for children under 3 who are just starting to walk or talk. The playground is full of tots on a sunny day. Pro Tip 2/3Affectionate Tone Using 'tot' can sound endearing or affectionate when referring to toddlers. Look at that little tot with her teddy bear! Pro Tip 3/3Family Setting Most appropriate in casual or family conversations rather than formal writing. Our family will grow now that there's another tot on the way.