irregular
irregular - noun
a member of an irregular armed force that fights a stronger force by sabotage and harassment
merchandise that has imperfections; usually sold at a reduced price without the brand name
irregular - adjective
- contrary to rule or accepted order or general practice
- (used of the military) not belonging to or engaged in by regular army forces
- (of solids) not having clear dimensions that can be measured; volume must be determined with the principle of liquid displacement
- not occurring at expected times
- falling below the manufacturer's standard
- deviating from normal expectations; somewhat odd, strange, or abnormal
- lacking continuity or regularity
- (of a surface or shape); not level or flat or symmetrical
- independent in behavior or thought
irregular - thesaurus
atypical
guerilla
guerrilla
insurgent
maverick
second
temporary
unorthodox
unpredictable