Meshuchrarim are a Jewish community of freed slaves, who arrived in India at the same time as the Paradesi Jews. They were historically discriminated against, and were at the lowest of the Cochin Jewish caste ladder.
References
Katz, Nathan (2000). Who are the Jews of India?. Berkeley, CA: University of California Press.
Mittal, Sushil; Gene R. Thursby (2006). Religions of South Asia. Routledge.