tap (2)

1 ( AmE faucet ) a type of handle that you turn to let water, gas, etc. out of a pipe or container नल की टोंटी

2 a light hit with your hand or fingers थपकी

3 a device that is fitted to somebody’s telephone so that his/her calls can be listened to secretly चोरी-छिपे फ़ोन सुनने के लिए (फ़ोन में) लगाया विशेष उपकरण