slide

• act of sliding; inclined surface for sliding on (esp. in a children's playground); part or mechanism which slides; transparency; avalanche, landslide; small rectangular glass which holds a specimen for microscopic viewing
move smoothly across a surface, glide; move easily and quietly; slip, skid; elude, escape, get away; decrease, diminish, deteriorate; pass away quickly or easily
when something slides or when you slide it, it moves smoothly over or against something else.
to slide somewhere means to move there smoothly and quietly.
if you slide into a particular attitude, you change to it gradually, without trying to stop yourself.
if something such as prices or a currency slides, it is slowly getting into a bad or worse condition, and efforts to control it are not working. verb here but can also be used as a singular noun. e.g. nothing else has succeeded so far in preventing a slide into civil war. the slide in the dollar has gone far enough.
a mud slide or a rock slide happens when a large amount of mud or rock comes away from the ground and falls down a hillside.
a slide is a small piece of photographic film which is mounted in a frame. you project light through the slide in order to display the picture on a screen.
a slide is also a piece of glass on which you put something that you want to examine through a microscope.
a slide in a playground is a structure that has a steep slope for children to slide down.
a slide is also a hair slide.