n.
1.a militant organization of Irish nationalists who used terrorism and guerilla warfare in an effort to drive British forces from Northern Ireland and achieve a united independent Ireland
2.a self-funded retirement plan that allows you to contribute a limited yearly sum toward your retirement
3.belligerence aroused by a real or supposed wrong (personified as one of the deadly sins)
Idiom of the Day
butt in (on someone or something)
to interrupt someone or something
I do not like that woman because she always butts in on our conversation while we are talking.