Swipe may refer to any of the following:
1. For any touchscreen interface or interface that uses one or more of your fingers, swipe or slide is a term that describes laying your finger on a screen and moving in any direction. For example, with a smartphone you may need to slide or swipe your finger from left-to-right, right-to-left, or from low-to-high to unlock the phone.
2. A slide may also describe a slide in a slideshow.
3. When referring to a credit card a swipe refers to when the card is slid through the magnetic card reader and a charge is made to the credit card account.