Thesaurus
To save this word, you'll need to log in.
Synonyms & Antonyms of knuckle down
as in pitch in, dig in
Synonyms & Near Synonyms for knuckle down
Antonyms & Near Antonyms for knuckle down
- bum,
- chill,
- dally,
- dillydally,
- footle,
- goldbrick,
- goof (off),
- hack (around),
- hang (around or out),
- idle,
- laze,
- loaf,
- lounge,
- shirk,
- slack (off),
- veg out
- dabble,
- doodle,
- fool around,
- fribble,
- goof (around),
- hang,
- hang about
- [British],
- mess around,
- monkey (around),
- play,
- potter (around),
- putter (around),
- trifle
Keep scrolling for more
Comments on knuckle down
What made you want to look up knuckle down? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Name that Thing: Flower Edition
- Name that flower
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Share knuckle down
Time Traveler for knuckle down
The first known use of knuckle down was circa 1864
See more words from the same year