Meaning

• A distinct flavor, especially if slight.

  "rice pudding with a smack of cinnamon"

• A slight trace of something; a smattering.

• Heroin.

• A form of fried potato; a scallop.

Meaning

• To get the flavor of.

• To indicate or suggest something; used with of.

  "Her reckless behavior smacks of pride."

• To have a particular taste; used with of.