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third house

American  

noun

(sometimes initial capital letters)
  1. a legislative lobby.


third house British  

noun

  1. a political lobby for a special interest

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of third house

An Americanism dating back to 1850–55

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

A third house will be dedicated to live experiences.

From The Wall Street Journal Jan. 22, 2026

A third house, an Airbnb rental, is still standing.

From Los Angeles Times Dec. 17, 2025

Firefighters arrived to find two houses on fire, with the flames beginning to spread to a third house, according to the Loudoun County Fire Department.

From Washington Post Jul. 31, 2019

The third house can be visited only if the real estate agent’s “tracking team” succeeds in catching it.

From Slate Mar. 6, 2019

Both were mad ideas; she wouldn’t get beyond the third house in the village.

From "Inkheart" by Cornelia Funke

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