Definition of tang
1 a
: a sharp distinctive often lingering flavor
b
: a pungent odor
c
: something having the effect of a tang (as in stimulation of the senses)
- the tang of the autumn air
- add tang to your writing
2 a
: a faint suggestion : trace
- my comment held a tang of sarcasm
b
: a distinguishing characteristic that sets apart or gives a special individuality
3
: a projecting shank, prong, fang, or tongue (as on a knife, file, or sword) to connect with the handle
4
: any of various surgeonfishes — compare blue tang
