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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.

A third house will be dedicated to live experiences.

From The Wall Street Journal • Jan. 22, 2026

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 is in Connecticut on five acres of river frontage.

From Los Angeles Times • Nov. 20, 2018

John Sr. would go on to build a third house next door.

From Slate • Feb. 9, 2015

“I’ve got someone on the inside. Turn here. He’s the third house on the left.”

From "Made You Up" by Francesca Zappia

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