From the side, hopefully you can see the cupboard doors are really and truly just leaning back against the wall. (theinspiredroom.net)
Stand in front of a wall with your feet together, then lean over, crossing your arms above your head, and push your upper back against the wall. (bodybuilding.com)
For instance, I noticed that students would roll their desks back against a wall where I couldn't see their screens. (edutopia.org)