number one   (TTS Sound)

The noun number one has 3 senses

• number one -- (a reference to yourself or myself etc.; `take care of number one' means to put your own interests first)


• first, number one -- (the first or highest in an ordering or series; "He wanted to be the first")


• first, number one, number 1 -- (the first element in a countable series; "the first of the month")