The phrase "out backs" can have several synonyms depending on the context in which it is used. If referring to the rear of a building or property, synonyms might include "backyard," "rear garden," or "rear yard." In the context of a rural or wilderness area, "out backs" could be replaced with "backcountry," "wilderness," or "remote area." If used to describe a remote location or difficult-to-reach destination, synonyms could include "off the beaten path," "out of the way," or "isolated." In summary, the varied synonyms for "out backs" demonstrate the importance of considering context when selecting the appropriate term.