Hiding a name

Rust. Specifically, rust on a car. As the metal oxidises away, it gradually makes your vehicle lighter, even if just by a little bit.

a term often used when having a thumb war. when your thumb is unnaturally larger than most peoples thumbs. Its what you choose to get when you are self concience about the freakishly large phalangie on your hand so you decide to "size it down". can also be used as a term to put down someone elses large hands.