"overloaded" is a term all in itself. BGP aficionados are fond of punning, so the term "peer" refers both to the actual protocol level practice of exchanging BGP messages AND the state of zero-cost settlement across a boundary to avoid cash flow. Why? Because.

C/F computer language Operator Overloading.

It only gets worse for ESL people. The more we re-use the words, the less meaning is specific and conveyed. Eval is not eval.