Definitions by bentley92

o'neill 

n. a stealth bogey that can appear on the top lip of an unwitting person, often leading to embarrassing situations

also

v. to be o'neilled, the act of having an o'neill (see above) on one's top lip

.

*girl offers guy a tissue*

guy: "wtf was that about?"

guy's mates: "you've been o'neilled."

o'neill by bentley92 January 11, 2010