• merchandise that has imperfections; usually sold at a reduced price without the brand name
• a member of an Irregular armed force that fights a stronger force by sabotage and harassment
• not occurring at expected times
• independent in behavior or thought; "she led a somewhat Irregular private life"; "maverick politicians"
• used of independent armed resistance forces; "guerrilla warfare"; "partisan forces"
• of a surface; not level or flat; "walking was difficult on the Irregular cobblestoned surface"
• lacking continuity or regularity; "an Irregular worker"; "employed on a temporary basis"
• deviating from what is usual or common or to be expected; often somewhat odd or strange; "these days large families are atypical"; "highly Irregular behavior"
• contrary to rule or accepted order or general practice; "Irregular hiring practices"
• (of solids) not having clear dimensions that can be measured; volume must be determined with the principle of liquid displacement
• used of the military; not belonging to or engaged in by regular army forces; "Irregular troops"; "Irregular warfare"

'Irregular' in other languages