It refers to traveler's diarrhea, which afflicts the character Nitin after he eats unhygienic street food. Figurative:
The plot is simple: Arup, a journalist, is asked to deliver a mysterious package. He accidentally swaps it with his girlfriend’s stool sample (hence the name Delhi Belly — also a term for traveler's diarrhea). Chaos, car chases, and dark humor ensue. index of delhi belly movie work
Vir Das as Arup: A stressed graphic designer dealing with a breakup and a demanding boss. It refers to traveler's diarrhea, which afflicts the