knock somebody/something ↔ up phrasal verb informal (see also knock)

1. to make something quickly and without using much effort:
Michael knocked up a shed in the back garden.

2. British English to wake someone up by knocking on their door:
What time do you want me to knock you up in the morning?

3. informal not polite to make a woman pregnant

[TahlilGaran] Dictionary of Contemporary English ▲

ˈknock-up noun [countable] British English
the time before a tennis match officially starts when the players hit the ball to each other for practice ⇒ warm-up

[TahlilGaran] Dictionary of Contemporary English ▲

knock up
knock (someone) up
to make a woman pregnant.
The rumor was that he'd knocked up two women in the town.

[TahlilGaran] English Idioms Dictionary ▲

knock someone up
knock (someone) up
to make a woman pregnant.
The rumor was that he'd knocked up two women in the town.

[TahlilGaran] English Idioms Dictionary ▲