A common household object that can be "perverted" for a sexual use, commonly for spanking. Examples include: hairbrush, spatula, bathbrush, carpet beater(rare, but painful!), belts, paddles (ping pong paddles, sorority/frat paddles), spoons, towels (wet towels), cutting boards, riding crop, ruler, etc.

Non-spanking pervertibles: baby oil,cooking oil, whipped cream, chocolate, lotion, hot wax, ice cubes, bandannas/handkerchiefs(blindfolds or gags), fruits/vegetables, gloves, nails, pins, needles, fire, feathers, etc.

When you eat dirt for the first time and leave your family to build a shack in the woods

Any small technological object that can be used in a sexual fashion for which it was not initially designed.