UMPTEEN.

Any number of.

UNEXPECTED PORTION.

An uronic [sic] perversion of the familiar official phrase "unexpended portion of the day's rations." It originated in times when owing to avoidable or unavoidable causes no rations arrived for the troops.

UP JUMP.

Upstart; interloper.

UP THE LINE.

In action, "Up the line with the best of luck" - a sartical [sic] phrase applied to men who after being in safe occupations, were returned to the fighting units.

UP TO PUTTY.

Bad; useless; ineffectual.

UP TO US.

Our turn or responsibility.