frown

From Wiktionary

Pronunciation[change]

Noun[change]

Singular
frown

Plural
frowns

  1. (countable) A frown is a facial expression whereby the eyebrows are brought closer together and wrinkles form on the forehead. A frown usually happens when a person is unhappy, sad or worried, but can also be very focused on doing something.
    A frown appeared on his face when he heard the news of someone else spreading rumors about him.

Verb[change]

Plain form
frown

Third-person singular
frowns

Past tense
frowned

Past participle
frowned

Present participle
frowning

  1. (intransitive) When you frown, you have a frown on your face, usually due to sadness or anger.
    The teacher frowned when he saw his student sleeping in his class.
  2. (intransitive) When you frown about something, you are not happy about something and do not like it.
    Making a lot of noise in a library is frowned upon.