Definitions
1.AdjectiveNonstandard; not conforming to rules or expectations.
2.AdjectiveRough .
3.AdjectiveWithout symmetry, regularity, or uniformity.
4.AdjectiveNot regular; having sides that are not equal or angles that are not equal.
5.AdjectiveWhose faces are not all regular polygons (or are not equally inclined to each other).
6.AdjectiveNot following the regular or expected patterns of inflection in a given language.""Calves", "cacti", and "children" are irregular plurals.; "To buy" is an irregular English verb: its past simple and past participle tense is "bought".; I hate learning all the irregular conjugations in French."
7.NounA soldier who is not a member of an official military force and who may not use regular army tactics.
8.NounOne who does not regularly attend a venue.