Hamma Hamma is a song from the 1995 movie Bombay. It has been recreated in the movie OK Jaanu as The Humma Song.
The song has been composed by A.R. Rahman, lyrics by Mehboob. The original song was sung by Remo Fernandes, Swarnalatha & Suresh Peters.
You can listen to the original song below.
Humma/Hamma as such has no literal meaning as it is a sound. Humma represents the sound of humming.
BAMB JATT | AMRIT MANN
MAANA KE HUM YAAR NAHIN | MERI PYARI BINDU
MOVE YOUR LAKK
MANN BHAREYA | B PRAAK