This is an Indian - South African word for describing a mini party, this likely happens when you go out one night and land up partying it up unexpectedly. Must commonly known as it's abbreviation "CJ".
Dude 1: "Lets head to the strip club for a drink or 2."
Example 2:
"Wow that was a massive catan jalang last night. We landed up drinking a whole 4 pack of beers then proceeded to chug them down with shots of jaagermeister."
Jalandhar is a city in the north-western India state of Punjab. The oldest city in Punjab, in recent years it has seen rapid urbanisation and developed into a highly industrialised centre of commercial activity. Jalandhar was the capital of Punjab from India's independence (1947) until Chandigarh was built in 1953. Situated on the Grand Trunk Road, it is a major rail and road junction, and is 144 km northwest of the state capital, Chandigarh. The city was known as Jullundur in British India.
Let's go to Jalandhar and eat at Haveli, its the best restaurant in India.