A knuckle is located on the hand. It’s the joint at the base of each finger. ​The plural is ‘knuckles’.

 

FUN FACT – The ‘k’ in the word ‘knuckle’ is silent and it’s actually pronounced ‘nuckles’. Just to confuse you all even more… we have many silent letters in English.

knuckle idioms list

Let’s look at some popular body idioms that contain the word ‘knuckle’. It’s time to knuckle down and learn some idioms.

  • knuckle down
    meaning – stop fooling around and start working hard
    example – I’m going to knuckle down this year. I don’t want to fail again.
  • knuckle sandwich
    meaning – punch someone
    example – I was in the club and a bloke came over and gave me a knuckle sandwich for no reason.
  • rap someone’s knuckles
    meaning – give someone a light punishment
    example -The teacher rapped me on the knuckles for being late.
  • white-knuckle ride
    meaning – a scary experience/situation
    example – I went on a white-knuckle speedboat ride; I was so scared.

knuckle idioms list with pictures

Here’s some real life picture examples.

idiomatic expressions with body parts - knuckle
body idioms and expressions in English KNUCKLE - knuckle sandwich
body idioms and expressions in English KNUCKLE - rap someone on the knuckles
body idioms and expressions in English KNUCKLE - white-knuckle ride
body idioms and expressions in English KNUCKLE - knuckle down

You can download a table of ‘knuckle’ idioms and expressions below.

If you’ve enjoyed this page, don’t forget to check out some more body idioms by clicking on the links below.