Pointy-head Edit Meaning

1.

1. A person who, whilst most likely possessing above-normal intelligence, nevertheless annoys the living crap out of their friends and acquaintances due to a tendency to expound ad infinitum upon uninteresting topics, using lots of long words.

1. "Oi, that person wot wrote the definition for 'pointy-head' in slangdefine, she's a bit of a bloody pointy-head, isn't she?"