“kitty” – English explanatory dictionary

noun 1. money which has been collected from each member of a group of people to be used for everyone later ○ We each put £5 into the kitty for the office party. 2. a child’s name for a cat ○ She called out ‘kitty, kitty, kitty’ but the cat didn’t come.

n. 1. A kitten; also a pet name or calling name for the cat.
2. [Etym. uncertain.] (Gaming) The percentage taken out of a pool to pay for refreshments, or for the expenses of the table. R. F. Foster.