ḌAMMAR
Meaning in English2
s. m. (M.), be of Jats who were originally called Láṛ. They migrated from Sindh and still bear the Sindhi honorific title of jám. They claim to be superior to other Jats in not giving their daughters in marriage outside their own tribe, but they often break this rule.
Source:THE PANJABI DICTIONARY-Bhai Maya Singh