Definition of non-answer in US English:

non-answer

noun

  • 1A failure or refusal to give an answer; a failure to obtain an answer.

  • 2An answer that does not deserve to be called an answer; an inadequate or evasive answer.

verb

nonce-word
  • with object To utter as an inadequate answer.

Origin

Early 19th century; earliest use found in The Examiner. From non- + answer<br>early 19th century (in an earlier sense). From non- + answer.