- a biscuit having soda and sour milk or buttermilk as leavening agents.
- soda cracker.
Origin of soda biscuit
An Americanism dating back to 1820–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for soda biscuit
In a little grove of trees back of the ice-house we sat down and made our supper of bananas and soda-biscuit.The Believing Years
Edmund Lester Pearson
- a biscuit leavened with sodium bicarbonate