If your commander signs off, you'll have been granted leave, and your form is then forwarded to S1, and you can sign out on leave at battalion staff duty the day your leave begins. Usually the decision is made at the platoon level whether you get to go on leave.
Defect definition, a shortcoming, fault, or imperfection: a defect in an argument; a defect in a machine. See more.
Defect, blemish, flaw refer to faults that detract from perfection. Defect is the general word for any kind of shortcoming or imperfection, whether literal or figurative: a defect in eyesight, in a plan. A blemish is usually a defect on a surface, which mars the appearance: a blemish on her cheek.