To make
something, ( a process, a procedure, a task or a design) much more difficult than is necessary by adding multiple,
redundant steps or complexity. In the case of a design, to make
something really ugly.
This wiring was definitely put in by a buncle.
Who made this
nasty looking website, uncle buncle?
Jeez, this damn form is so
bloody complicated. Has it been buncled?
Who made this road junction, the buncalator?
Man, I need to justify charging more
money for this. I think I need to bunclify it.