Definition of slime in US English:



  • A moist, soft, and slippery substance, typically regarded as repulsive.

    ‘the cold stone was wet with slime’
    • ‘They also have a thin film of slime covering their bodies.’
    • ‘Yet, as she applied the thick slime to his wound a massive stinging sensation gripped him, and made coping much harder.’
    • ‘In fact, tench are covered with thousands of tiny scales and a thick layer of slime, which protects them from damage as they slip between dense stands of aquatic plants in their natural habitat.’
    • ‘The slime - a thick, mucus-like substance that smelled positively dreadful - was dribbling down the steps in a slow and steady ooze.’
    • ‘The rocks are coated with thick black slime out of reach of the 150 young soldiers with olive green shower capes and buckets and spades to shovel up the filth.’
    • ‘The Utuku warriors lurched into the clearing in ragged files, swearing, covered with mud and slime up to their underbellies.’
    • ‘Behind it was a thick trail of sticky slime, almost like that of a slug, only more of a discolored yellow.’
    • ‘A slime of excrement and urine made the walkway slick.’
    • ‘There was a thick black slime on the floor which led to my broken basement window.’
    • ‘Those biofilms are the slippery slime that you sometimes find on your carrots if you leave them too long in your refrigerator drawer.’
    • ‘My ankle blew up to the size of a softball and leaked prolific amounts of worm juice, a syrupy yellow pus that was as slippery as slug slime.’
    • ‘Their hide was thick and leathery, with a thin film of slime covering it.’
    • ‘Slowly, a form rises out of the chamber, dripping a thick greeny-brown slime.’
    • ‘It was really quite dark, and every so often, she stumbled over a hidden log or bit of slippery slime.’
    • ‘They had a type of slime stuff oozing down their bodies.’
    • ‘His black homburg was covered with the thick black slime as was his black coat.’
    • ‘A thick layer of scourge slime ensured that no one was going in or out of the dining room.’
    • ‘Specks of food and slime covered their aprons and Will, who had scrubbed a huge casserole pan vigorously to compete with Tommy, had a chunk of lamb fat stuck in his hair.’
    • ‘It did not help - we were still getting hit and the brown slime was getting thicker and drier on the windows.’
    • ‘Within minutes the area was covered in red slime and clouds of tomato sauce filled the air.’
    ooze, sludge, muck, mud, mire
    View synonyms


[with object]
  • Cover with slime.

    ‘what grass remained was slimed over with pale brown mud’
    • ‘A huge blue slug slimes its way toward the city's chief pedestrian piazza.’
    • ‘His hands were slimed in blood as well, tracing signs on the door as he muttered prayers and exhortations.’
    • ‘The roach enjoyed sliming its way across the human food stored in the kitchen, and occasionally it would wriggle through a child's hair in the middle of the night, just for fun, but that was all petty revenge.’
    • ‘The bottom of my bags usually turn into a potpourri of sticky gum, tobacco, half eaten cough drops and pennies that are slimed in a foreign substance.’
    • ‘To her great displeasure something had leaked in her backpack, a dark blue ooze had slimed a course all throughout the entire bag.’
    • ‘The huge slugs were sliming their way around and activating the pools of red.’
    • ‘You'll imitate those spunky Olsen twins, getting slimed with green goo at the 17th annual Kids' Choice Awards.’
    • ‘There's Jill who has frizzy hair and who makes him think of ‘a glass of orange juice slimed with ketchup fingers.’’
    • ‘His initial impressions were unfavourable: he hated the food (‘foul vinaigrette had been slimed over the salad’) and was frightened by the prospect of having to speak the language.’
    • ‘Yet, somehow, she made her character seem plausible, complex and (most remarkably) real, despite having to play scenes where she was attacked by yetis, slimed on by mutant moths and even inseminated with an alien baby.’


Old English slīm, of Germanic origin; related to Dutch slijm and German Schleim ‘mucus, slime’, Latin limus ‘mud’, and Greek limnē ‘marsh’.