(adj.) Calling someone a Brettch. Example: "You burnt the mushrooms on the BBQ. You're such a brettch!"
(verb). Brettching... when someone does anything remotely annoying. Example:-
TJ: "Can you stop brettching!?!"
Derek: "What the f*ck am I doing?!"
TJ: "You're being a Brettch (adj.) by turning the BBQ knobs up and down constantly!!!"
Derek: "Whatever... Brettch."