Photo of United States Post Office - Naperville, IL, United States by Sarah N. See all 14 photos âWhen I need to pick up a package they are able to locate it quickly and when I come to buy stamps or shipping material I am in and out in no time.â in 2 reviews
Definition of 'tartar'. tartar. Tartar is a hard yellowish substance that forms on your teeth and causes them to decay if it is not removed. If you describe someone, especially a woman in a position of authority, as a tartar, you mean that they are fierce, bad-tempered, and strict. She can be quite a tartar.
Use tartar in a sentence. 1  cream of tartar, esp. the crude form present in grape juice and forming a reddish or whitish, crustlike deposit (argol) in wine casks.  a hard deposit on the teeth, consisting of saliva proteins, food deposits, various salts, as calcium phosphate, etc.; dental calculus.