- a snake, Constrictor (Boa) constrictor, of tropical America, noted for its large size and its ability to suffocate a prey by coiling around it.
- any large snake of the boa family, as the python or anaconda.
Origin of boa constrictor
First recorded in 1800–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for boa constrictor
He had always thought it incredible that the boa-constrictor should be larger than any sea-snake.
Why doubt, then, that the sea can breed a snake to eclipse the boa-constrictor?
“And a giraffe, a crocodile, and a boa-constrictor,” said Jack.Off to the Wilds
George Manville Fenn
“I told you that you had boa-constrictor habits,” she gasped.Ruth Fielding on the St. Lawrence
Alice B. Emerson
We are not bound, like the boa-constrictor, to swallow all or none.
- a very large snake, Constrictor constrictor, of tropical America and the Caribbean, that kills its prey by constriction: family Boidae (boas)
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