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• Back Bay
  Back Bay

  noun

  a prosperous residential and commercial area of Boston, Massachusetts.
• back bay
  back bay

  noun

  a small bay or inlet of a lake

Back Bay

American  

noun

1. a prosperous residential and commercial area of Boston, Massachusetts.

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back bay British  

noun

1. a small bay or inlet of a lake

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Example Sentences

“There’s a reason that younger people tend to have high-deductible health plans, and obviously it’s affordability,” Robert Jeter, a financial adviser with Back Bay Financial Planning and Investments, told MarketWatch.

From MarketWatch • Oct. 9, 2025

Forecasts called for sunshine and temperatures in the mid-50s, rising into the mid- to high-60s for the stragglers who make it to Back Bay in late afternoon.

From Seattle Times • Apr. 15, 2024

Under that scenario, the streets of Boston's Back Bay we are gazing out across at would become capillaries of the Charles River.

From Salon • May 20, 2023

Now that they are married, both Mr. Allen and Ms. Thomas look forward to settling into their new house in Boston’s Back Bay neighborhood and developing a routine.

From New York Times • Oct. 22, 2021

We were going to stay with Gay’s cousins, Bob and Shirley Zimmerman, who lived on the top two floors of a Back Bay town house.

From "Three Little Words: A Memoir" by Ashley Rhodes-Courter