adj.
1.contrary to rule or accepted order or general practice
2.(of solids) not having clear dimensions that can be measured
3.not occurring at expected times
4.used of the military
5.deviating from what is usual or common or to be expected
6.lacking continuity or regularity
7.of a surface
8.used of independent armed resistance forces
9.independent in behavior or thought irregular n.
1.a member of an irregular armed force that fights a stronger force by sabotage and harassment
2.merchandise that has imperfections
