[nɒk], (Verb)

Definitions:
- strike a surface noisily to attract attention, especially when waiting to be let in through a door
(e.g: he strolled over and knocked on a door marked Enquiries)

- collide with (someone or something), giving them a hard blow
(e.g: he deliberately ran against her, knocking her shoulder)

- talk disparagingly about; criticize

- approach (a specified age)
(e.g: he's younger than his brother—knocking seventy)


Phrases:
- knock it off
- knock me down with a feather
- knock someone dead
- knock someone into the middle of next week
- knock someone on the head
- knock someone sideways
- knock someone's block off
- knock something on the head
- knock spots off
- the school of hard knocks

Origin:
Old English cnocian, of imitative origin

[nɒk], (Noun)

Definitions:
- a sudden short sound caused by a blow, especially on a door to attract attention or gain entry

- a blow or collision
(e.g: the casing is tough enough to withstand knocks)

- an innings, especially of an individual batter
(e.g: a splendid knock of 117 against Somerset)


Phrases:
- knock it off
- knock me down with a feather
- knock someone dead
- knock someone into the middle of next week
- knock someone on the head
- knock someone sideways
- knock someone's block off
- knock something on the head
- knock spots off
- the school of hard knocks

Origin:
Old English cnocian, of imitative origin