#1
knock v. [
strike hard] deliver a sharp blow or push :"He knocked the glass clear across the room"
. wn #2
knock v. rap with the knuckles; "knock on the door"
. wn #3
knock v. [
bump] knock against with force or violence; "My car bumped into the tree"
. wn #4
knock n. [
knocking] the sound of knocking (as on a door or in an engine or bearing); "the knocking grew louder"
. wn #5
knock n. [
roast] negative criticism
. wn