knock
knockverb
UK/nɒk/US/nɑːk/
Dạng từ: knocks · knocked · knocking
DOOR
A2to hit a door with your hand to get the attention of the people inside
- Please knock before you come in.
HIT
B1to hit something, often by accident, so that it moves or falls
- I knocked my glass off the table.
knocknoun
UK/nɒk/US/nɑːk/
Dạng từ: knocks
B1the sound of someone hitting a door with their hand
- There was a knock at the door.