Khushnuma / Samaa meaning

Khushnuma, ye sama, khushnuma ye sama saara saara..

Well, the word has been there is many songs. Khushnuma means full of happiness, with the feelings of joy all around. Quite a simple word. Samaa is a time, or season. Also, many times people say 'samaa baandhna', which means doing something so good that you stop the time, as samaa baandhna is literally stopping the time.