1. We can't help you, so bug off.
2. He had bugged off before I had a chance to get a word in.
3. The ground crew can now work to refuel, clean the squashed bugs off the bubble and put the aircraft to bed.
4. Bug off! You're annoying me.
5. The loss of a job is rejection, resulting in the same hurt feelings as if a friend had told you to "bug off".
6. So far, Beijing's message to the world on all of this could be neatly summed up as "bug off."