I can have a knuckle in my handshake
She rapped her knuckles on the door to get the attention of the person inside.
He rapped his knuckle on the door to announce his arrival.
That bully is about to deliver his famous knuckle sandwich.
I accidentally hit my knuckle on the table while reaching for my keys.
The illegal bare knuckle fight was raided by police.Knuckle up and get some work done.I have a cut on my knuckle.
If you want to make a sentence containing the word 'knuckle', here it is.His eyes filled with hatred, and he clicked his knuckles.I couldn't think of it without the plural but there it is anyway :-)
Lots of things. A standard way to measure one inch is to use the second knuckle of your index finger. (The first knuckle would be defined as from the tip of your finger to your knuckle, then the second would be from that knuckle to the next.)
knuckle
You are a knuckle head.
both.---Depending on the use. A knuckle on a hand, or on a lobster is a noun, as it is a tangible object, (a person place or thing).TO knuckle something, is in my opinion slang, but has knuckle used as a verb.General rule of thumb, if you can say "TO _____" where _____ is the word in question, and it makes sense, it is most likely a verb. If you can touch it, talk to it, or go to it, it is probably a noun.
What is the small lump on the knuckle on thumb
Connect to wheel knuckle to control the movement of a car.