third house

American  

noun

(sometimes initial capital letters)

1. a legislative lobby.

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third house British  

noun

1. a political lobby for a special interest

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Etymology

Origin of third house

An Americanism dating back to 1850–55

Example Sentences

A third house will be dedicated to live experiences.

From The Wall Street Journal • Jan. 22, 2026

My mother’s sun was in Pisces in the third house, the home of teaching and writing.

From Los Angeles Times • Aug. 28, 2023

The third house was small, but it had a spacious yard and didn’t need any immediate repairs.

From New York Times • Jun. 10, 2023

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

From Slate • Feb. 9, 2015

The third house was silent, although a car waited in the long garage.

From "Homecoming" by Cynthia Voigt