(in India) the practice of exacting justice or compliance with a just demand by sitting and fasting at the doorstep of an offender until death or until the demand is granted.
dhar·na (där'nə, dûr'-) n. A fast conducted at the door of an offender, especially a debtor, in India as a means of obtaining compliance with a demand for justice, such as payment of a debt.
[Hindi dharnā, from Prakrit dharaṇa, from Sanskrit dharaṇam, act of supporting, stay; see dher- in Indo-European roots.]