a port in W Ontario, in S Canada, on Lake Superior: created in 1970 by the merger of twin cities (Fort William and Port Arthur ) and two adjoining townships.
- Also called Lakehead.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use Thunder Bay in a sentence
In a larger depression, near Thunder Bay, he sat when smoking his last pipe.Myths And Legends Of Our Own Land, Complete | Charles M. Skinner
This ridge, which is a landmark for mariners, runs from southeast to northwest, and is visible as far as Thunder Bay.Summary Narrative of an Exploratory Expedition to the Sources of the Mississippi River, in 1820 | Henry Rowe Schoolcraft
It exists in connection with bituminous shale, at an island in Thunder Bay.Summary Narrative of an Exploratory Expedition to the Sources of the Mississippi River, in 1820 | Henry Rowe Schoolcraft
We engaged a team to take our outfit up the Thunder Bay River, a distance of about twenty miles, where the road ended.Fifty Years a Hunter and Trapper | Eldred Nathaniel Woodcock
We've always thought he was in the Thunder Bay regions to the west, and that is where father is watching for him now.The Wolf Hunters | James Oliver Curwood
British Dictionary definitions for Thunder Bay
a port in central Canada, in Ontario on Lake Superior: formed in 1970 by the amalgamation of Fort William and Port Arthur; the head of the St Lawrence Seaway for Canada. Pop: 103 215 (2001)
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