ins and outs, going all out, all-in

HEARD ON THE STREET Going All-In on LinkedIn Help wanted: To explain the rocket-fuelled IPO of LinkedIn. Welcome to dot-com mania, part two. all out With all one's strength, ability, or resources; not holding back. For example, They are going all out to make the fund-raiser a success. This seemingly modern term dates from about 1300, when it meant "completely" or "wholly." It now refers to making a great effort and is also used adjectivally, as in an all-out effort. This usage became current in America in the late 1800s, with reference to races and other kinds of athletic exertion. In the mid-1900s it gave rise to the phrase to go all outgo whole hog. Ins and Outs of Using Gadgetry

By DAVID POGUE

Presenting some basics of modern technology that may help any BlackBerry or PC user.

ins and outs

1. The intricate details of a situation or process. For example, It takes a newcomer some time to learn the ins and outs of the legislative process, or David really knows the ins and outs of how this engine works. This usage alludes to the tortuous windings and turnings of a road or path. [Second half of 1600s]
2. Those with position and influence and those without, especially those in office versus those who are not, as in "Juan stood well both with Ins and Outs" (Byron, Don Juan, 1823). [Mid-1700s]