"Brick" is accepted in some communities as the inverse of "brill". It can be used alone, or as an adjective. Literally translates to "bad", "not very good", or similar negative descriptor, the severity being contextually dependent.
"This is so brick; my boss wants me to work without loading on this public holiday."
As verb: to brick something. This is the action of rendering any small-medium size electronic device useless. This can happen whilst changing the firmware, soldering or any other process involving either hardware of software.
I bricked my mobile phone when I tried to install Linux on it.