The Collaborative International Dictionary
Tatta
Tatta \Tat"ta\, n. [Hind. ?a??[=i], t[=a]t[=i].] A bamboo frame or trellis hung at a door or window of a house, over which water is suffered to trickle, in order to moisten and cool the air as it enters. [India]
Wiktionary
tatta
n. (context India English) A bamboo frame or trellis hung at a door or window of a house, over which water is allowed to trickle, in order to moisten and cool the air as it enters.