What is Pre-box?
1.
A shortening of the "flat-rate box", the pre-sized boxes produced for priority and express mail delivery by the U.S.P.S.
Bill: Do priority boxes come in pre-boxes?
Bre: You mean flat-rate boxes?
Bill: Yes, obviously
See
Random Words:
1.
1. Seemingly free from danger, harm, evil, or injury, usually used in an uncertain context: mostly safe
2. Term used by an extrordinari..