A meeting of durgers is called a 'purge'. You can easily spot one by looking out for the following characteristics:
1. Terrified fresher.
2. Page skin which hasn't seen sunlight for years.
3. Lots of beer.
4. Kazoos.
5. Use of mysterious code words 'Virr' or 'Linux'.
6. Someone smoking a cigar.
7. Token arts student.
8. tendency to monopolise tables.
9. Random soft toy being placed in strange positions.