Pronunciation

change

Singular
chaff

Plural
chaffs

 
Rice chaff (sense 1)
  1. Chaff is the outer layers of a grain.
  2. (figurative) Chaff is anything that is useless or worthless.
  3. (military) Chaff is small pieces of foil that is released from an aircraft so as to obstruct radar detection.

Plain form
chaff

Third-person singular
chaffs

Past tense
chaffed

Past participle
chaffed

Present participle
chaffing

  1. (transitive & intransitive) If you chaff, you make fun of or tease a person.