Complete
00:00:00
7 9 13 16 5 18 1 10 2 8 15 14 3 12 11 4 17 6
  1. 5a Tipper lorry (6,5)
  2. 7a Eye tooth (4)
  3. 8a Male hairdresser (8)
  4. 9a Success in a contest (7)
  5. 11a Piece of cloth for wiping eyes, nose etc (5)
  6. 13a Provocation (5)
  7. 14a Suffer when too hot (7)
  8. 16a Fighting on horseback in a tournament (8)
  9. 17a Lurch (4)
  10. 18a Don't tell! (4,3,4)
  11. 1d Pleased with oneself (4)
  12. 2d Metal in thermometer or barometer (7)
  13. 3d Divest (5)
  14. 4d Fungus that discharges a cloud of spores when mature (8)
  15. 5d Chamber for entertaining guests (7,4)
  16. 6d Idiot — leaked chunk (anag) (11)
  17. 10d Trying (8)
  18. 12d Arrogant gait (7)
  19. 15d Pool to be won (5)
  20. 17d Black bird (4)