knocking
word · lemma: knock
Definition
“Knocking” is the -ing form of “knock.” It usually means hitting a door or surface with your hand to make a sound, and it can also mean hitting something accidentally or repeatedly.
Usage & Nuances
Most often used for doors: “someone is knocking at/on the door.” For repeated light impact, use patterns like “keep knocking” or “knocking against.” Do not confuse it with “hitting” in general; “knocking” often suggests sound or repeated contact.
Example Sentences
The branch kept knocking against the window.
basic
Someone is knocking at the door.
basic
He is knocking on the table with his fingers.
basic
I heard someone knocking, but when I opened the door, no one was there.
natural
My knees were knocking together because I was so nervous.
natural
The pipes keep knocking whenever we turn on the hot water.
natural