Taster

Part of speech: noun (n.)

1. One who tastes; especially, one who first tastes food or drink to ascertain its quality. Thy tutor be thy taster, ere thou eat. Dryden.

2. That in which, or by which, anything is tasted, as, a dram cup, a cheese taster, or the like.

3. One of a peculiar kind of zooids situated on the polyp-stem of certain Siphonophora. They somewhat resemble the feeding zooids, but are destitute of mouths. See Siphonophora.