Irregular meaning

What does “irregular” mean? Definitions, examples, synonyms and opposites.

“irregular” is a noun and adjective with 11 meanings. Its most common meaning is: a member of an irregular armed force that fights a stronger force by sabotage and harassment.

irregular

noun

  1. a member of an irregular armed force that fights a stronger force by sabotage and harassment

  2. merchandise that has imperfections; usually sold at a reduced price without the brand name

    Synonymssecond

adjective

  1. contrary to rule or accepted order or general practice

    “irregular hiring practices”

    Oppositesregular
  2. not occurring at a regular rate or fixed intervals

    “an irregular heartbeat”

  3. (used of the military) not belonging to or engaged in by regular army forces

    “irregular troops”

    “irregular warfare”

    Oppositesregular
  4. (of solids) not having clear dimensions that can be measured; volume must be determined with the principle of liquid displacement

    Oppositesregular
  5. failing to meet a standard of manufacture due to an imperfection

    “an irregular pair of jeans”

  6. deviating from normal expectations; somewhat odd, strange, or abnormal

    “these days large families are atypical”

    “atypical clinical findings”

    Synonymsatypical
  7. lacking continuity or regularity

    “an irregular worker”

    “employed on a temporary basis”

    Synonymstemporary
  8. (of a surface or shape); not level or flat or symmetrical

    “walking was difficult on the irregular cobblestoned surface”

  9. independent in behavior or thought

    “she led a somewhat irregular private life”

    “maverick politicians”

Source: WordNet 3.1, Princeton University