tickler

noun

1. 1

   One who tickles.

2. 2

   A person who or thing which amuses or excites.

3. 3

   A reminder.

   “Put it in the tickler file for next week.”

4. 4

   A latex condom that has additional protrusions, for enhancing the sexual pleasure of the user.

5. 5

   Something puzzling or difficult; a conundrum.

6. 6

   A tickler file, file cabinet, or similar containing memoranda of deadlines arranged in date order.

7. 7

   A prong used by coopers to extract bungs from casks.

8. 8

   A dram of spirits.