What does "saltine" mean?

A thin, crisp, salted, customarily white-colored cracker; a soda cracker; a soda biscuit.

What is a synonym for "saltine"?

Common synonyms include: biscuit, cracker, cracker, crackers, salted cracker, sinker.

/sɔlˈtin/ noun

noun ·Rare ·Advanced level

Noun

1
A thin, crisp, salted, customarily white-colored cracker; a soda cracker; a soda biscuit. Canada, US
2
a cracker sprinkled with salt before baking wordnet
3
A euphemism for cracker ("white person"). Canada, US, ethnic, slur

"Can you pick up some saltine crackers?"

Originally a US brand name in the late 1800s, presumably salt + -ine.