What's a Back Piece?

: a piece at the back or serving as a back especially : a piece of armor designed to protect the back.

What does rear your child mean?

(2) : to bring to maturity or self-sufficiency usually through nurturing care reared five children birds rearing their young.

What does it mean to rear someone?

​[transitive] rear somebody/something [often passive] to care for young children or animals until they are fully grown synonym bring up, raise. She reared a family of five on her own.