Tang n. : A coarse blackish seaweed (Fuscus nodosus).

Tang n. : A strong or offensive taste; especially, a taste of something extraneous to the thing itself; as, wine or cider has a tang of the cask.

Tang n. : Fig.: A sharp, specific flavor or tinge. Cf. Tang a twang.

Tang n. : A projecting part of an object by means of which it is secured to a handle, or to some other part; anything resembling a tongue in form or position.

Tang n. : The part of a knife, fork, file, or other small instrument, which is inserted into the handle.

Tang n. : The projecting part of the breech of a musket barrel, by which the barrel is secured to the stock.

Tang n. : The part of a sword blade to which the handle is fastened.

Tang n. : The tongue of a buckle.

Tang n. : A sharp, twanging sound; an unpleasant tone; a twang.

Tang v. t. : To cause to ring or sound loudly; to ring.

Tang v. i. : To make a ringing sound; to ring.

Example:
Why is my Regal Blue Tang not adjusting to my tank?

Taxonomy
TANG Drink Mix, sugar, free encyclopedia, space program, plastic container, methadone, artificial sweeteners, lid, containers, life-support, canister, orange, Kraft Foods, new flavors, flights, quarts, the Gemini, recommended usage.

Defination from the web:
Tang, containing aspartame, which comes in individually-measured packets and was introduced in March 1985. Tang is most commonly served as a cold drink, although some people prefer to heat it or add it to smoothies. ...