Mauj means wave

mauj -e-havaadis means  waves of calamities.

1.Given below is a beautiful couplet which uses the word Mauj:

Daam-e har mauj mein hai halqa-e-sad kaam-e-nahang

Dekhein kya guzre hai qatre pe guhar hone tak.

A hundred crocodiles lie ambushed in the web of every wave,

See what happens to the droplet ere it becomes a pearl.

source: https://www.quora.com/Which-are-the-best-Mirza-Ghalib-couplets

2. Given below is a song from the hindi film Baiju Bawra (1952), The film’s music director, Naushad, also received the inaugural Filmfare best director award for the song “Tu Ganga Ki Mauj”; this was music director Naushad’s first and only Filmfare Award win.

http://www.youtube.com/watch?v=LIexNHlSJIo&list=PLwKI2n0FCtXVSdXnnovNf-nrkXqMi2-Os

3.Mauj in Hindi means entertainment