knock up
The phrase "knock up" has various meanings depending on the context, ranging from sports to informal slang, and is used differently in British and American English.
Definition
B2Informal British English
(informal, British)To wake someone by knocking on their door.
Example
- He asked his neighbor to knock him up at 7 AM.
B2Colloquial
(informal)To quickly assemble or prepare something.
Example
- She managed to knock up a meal in just 15 minutes.
C1Slang American English
(informal, vulgar)To impregnate someone, often used derogatorily.
Example
- He was shocked to find out he had knocked her up.
B2Sports
(technical, sports)To hit the ball back and forth as a warm-up before a match.
Example
- The players knocked up for a few minutes before starting the game.
Similar
Terms that have similar or relatively close meanings to "knock up":
knock togetherknocked upknock downknock inknock backknock aboutknock underknock onknock outknock overknock offbang upkick upsmack upknock out of the boxhit up againstpunch upbang outup to the knockerjack upbang offbang intobutt upbump upknock into a cocked hatknuckle uphit upjerk upwhomp upbump offhem upwork upbang onbung upknock the living daylights out oftap upwhip upjump upknock it offrock upbug upknife upgin upget it upknock knockdo upbunk upring upskank upjoke uprun upsmack outcook upfall upbust upbump intotrump upsend uprough upshake uphop updummy upbang around