noun

• An object in which, or by which, food or drink is tasted, for example a dram cup
• Someone who tastes something, especially food, wine etc., for quality.
• (zoology) A kind of zooid situated on the polyp-stem of certain Siphonophorae, resembling the feeding zooids, but destitute of mouths.
• A sample of something bigger or grander intended for future use
• A person who is, by genetic makeup, able to taste phenylthiocarbamide