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Knuckle down
verb
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Word Frequency:
0.0
Definitions
1.
verb
To get to work; to focus on a task.
"You should knuckle down and do your homework!"
2.
verb
To submit; knuckle under.
Synonyms
belly up to the bar
get one's act together
pull up one's socks
roll up one's sleeves
shape up
buckle down
slave
knuckle up
dig in
work one's fingers to the bone
boss up
grind
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