Pronunciation: (i-reg"yu-lar'i-tē), [key]
—pl. -ties for 2, 3.
1. the quality or state of being irregular.
2. something irregular.
3. a breach of rules, customs, etiquette, morality, etc.
4. occasional mild constipation.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.