verb (used without object), slid [slid] /slɪd/, slid or slid·den [slid-n] /ˈslɪd n/, slid·ing.

verb (used with object), slid [slid] /slɪd/, slid or slid·den [slid-n] /ˈslɪd n/, slid·ing.

to cause to slide, slip, or coast, as over a surface or with a smooth, gliding motion.
to hand, pass along, or slip (something) easily or quietly (usually followed by in, into, etc.): to slide a note into someone's hand.



    let slide, to allow to deteriorate, pursue a natural course, etc., without intervention on one's part: to let things slide.

Origin of slide

before 950; Middle English sliden (v.), Old English slīdan; cognate with Middle Low German slīden, Middle High German slīten; akin to sled
Related formsslid·a·ble, adjectiveslid·a·ble·ness, nounout·slide, verb (used with object), out·slid, out·slid or out·slid·den, out·slid·ing.

Synonyms for slide

1. slither. Slide, glide, slip suggest movement over a smooth surface. Slide suggests a movement of one surface over another in contact with it: to slide downhill. Glide suggests a continuous, smooth, easy, and (usually) noiseless motion: a skater gliding over the ice. To slip is to slide in a sudden or accidental way: to slip on the ice and fall. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for slide

Contemporary Examples of slide

Historical Examples of slide

  • This caused the other ends to slide, and all the sweeps got away from me.

    Ned Myers

    James Fenimore Cooper

  • By putting the stick under my legs I was able to slide down to the bottom.

    My Double Life

    Sarah Bernhardt

  • If I owned it, the slide is the first thing I would destroy.

  • Nevertheless, while Wat fumbled for the button that released the slide, he took a chance.

    Slaves of Mercury

    Nat Schachner

  • Slowly, very slowly, he pressed the button to release the slide.

    Slaves of Mercury

    Nat Schachner

British Dictionary definitions for slide


verb slides, sliding, slid (slɪd), slid or slidden (ˈslɪdən)

to move or cause to move smoothly along a surface in continual contact with itdoors that slide open; children sliding on the ice
(intr) to lose grip or balancehe slid on his back
(intr; usually foll by into, out of, away from, etc) to pass or move gradually and unobtrusivelyshe slid into the room
(intr usually foll by into) to go (into a specified condition) by degrees, unnoticeably, etche slid into loose living
(foll by in, into, etc) to move (an object) unobtrusively or (of an object) to move in this wayhe slid the gun into his pocket
(intr) music to execute a portamento
let slide to allow to follow a natural course, esp one leading to deteriorationto let things slide


the act or an instance of sliding
a smooth surface, as of ice or mud, for sliding on
a construction incorporating an inclined smooth slope for sliding down in playgrounds, etc
rowing a sliding seat in a boat or its runners
a thin glass plate on which specimens are mounted for microscopic study
Also called: transparency a positive photograph on a transparent base, mounted in a cardboard or plastic frame or between glass plates, that can be viewed by means of a slide projector
Also called: hair slide mainly British an ornamental clip to hold hair in placeUS and Canadian name: barrette
  1. a sliding part or member
  2. the track, guide, or channel on or in which such a part slides
  1. the sliding curved tube of a trombone that is moved in or out to allow the production of different harmonic series and a wider range of notes
  2. a portamento
  1. a metal or glass tube placed over a finger held against the frets of a guitar to produce a portamento
  2. the style of guitar playing using a slideSee also bottleneck (def. 3)
  1. the rapid downward movement of a large mass of earth, rocks, etc, caused by erosion, faulting, etc
  2. the mass of material involved in this descentSee also landslide
Derived Formsslidable, adjectiveslider, noun

Word Origin for slide

Old English slīdan; related to slidor slippery, sliderian to slither, Middle High German slīten
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for slide

Old English slidan (intransitive, past tense slad, past participle sliden) "to glide, slip, fall, fall down;" figuratively "fail, lapse morally, err; be transitory or unstable," from Proto-Germanic *slidan "to slip, slide" (cf. Old High German slito, German Schlitten "sleigh, sled"), from PIE root *sleidh- "to slide, slip" (cf. Lithuanian slystu "to glide, slide," Old Church Slavonic sledu "track," Greek olisthos "slipperiness," olisthanein "to slip," Middle Irish sloet "slide").

Meaning "slip, lose one's footing" is from early 13c. Transitive sense from 1530s. Phrase let (something) slide "let it take its own course" is in Chaucer (late 14c.). Sliding scale in reference to payments, etc., is from 1842.


1560s, from slide (v.). As a smooth inclined surface down which something can be slid, from 1680s; the playground slide is from 1890. Meaning "collapse of a hillside, landslide" is from 1660s. As a working part of a musical instrument from 1800 (e.g. slide-trombone, 1891). Meaning "rapid downturn" is from 1884. Meaning "picture prepared for use with a projector" is from 1819 (in reference to magic lanterns). Baseball sense is from 1886. Slide-guitar is from 1968.

Online Etymology Dictionary, © 2010 Douglas Harper

slide in Medicine




A small glass plate for mounting specimens to be examined under a microscope.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

slide in Science



A mass movement of earth, rocks, snow, or ice down a slope. Slides can be caused by an accumulation of new matter or of moisture in the overlying material, or by erosion within or below the material. They are often triggered by an earthquake or other disturbance such as an explosion.
The mass of material resulting from such a process.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Idioms and Phrases with slide


see let ride (slide); let slip (slide).

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.