rent strike

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An agreement among tenants to refuse to pay rent, often in protest of poor services.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A form of social or economic protest in which tenants who rent housing, commercial space, or other property act as a group to refuse to pay their rent until the landlord makes demanded improvements to the property or to the terms of the rental contracts.