Unbeknownst

adj.

Unnoticed, unobserved

Uncle Arthur

nickname

Reference to Guinness

Unfortunate girl

n. phr.

Prostitute (so termed by the virtuous of the same sex)

Up

adj

North   or  - as in "Up the Dubs!" Shout of encouragement, usually refering to GAA teams. Not to be confused with the Americanism, "Up yours!"

Up entirely

adv.

Altogether

Up in one's hat

phr, adj.

Overjoyed

Up the yard

phr., adj

Pregnant

Up the walls

adj. phr.

Agitated, anxious, emotional, crazy

Up the yard

phr.

Get away outa that!, be off with you!

Up to

adj. phr.

Capable of

Up to ninety

phr., adj

Excited, frustrated, agitated

Urchin

n.

Street child

Veggie

nickname

Derogatory term for mentally handicapped