noun
off-flavor; odd taste; unwanted flavor
Used for an unintended, often unpleasant taste in food or drink, such as bitterness, astringency, or a chemical note. Common in contexts like coffee, tea, sake, and cooking.
このコーヒーは雑味が少なくて飲みやすい。
This coffee has little off-flavor and is easy to drink.
日本酒の雑味を取り除くために、濾過が行われる。
Filtration is performed to remove off-flavors from sake.