Someone who likes to sit on the tip of a pen, prefferably so that it slides into the anus. A way for a female (or male) to pleasure themselves in a school or university classroom.
Man! David was being a real InkSlidertoday during japanese class
When you slide into someone's dms for a friend to help them out.
If a friend needs help but doesn't want to socialize he/she can ask you or another friend to indirectly slide into their dms, this way you can put in a good word for them.
When you repeatedly wipe your ass after taking a dump and there is still shit on the tissue after more than 10 wipes
Jeff - “dude im sorry I took so long, it was an Indian Slip and Slide in there”
Gary - “I think I need to see a doctor, every time I poop its an Indian Slip and Slide”