Idioms
jack up (something)
to raise prices, to raise something with a lifting device
The gas station jacked up their gas prices during the storm. We jacked up the car so that we could change the tire.
jam on the brakes
jam-packed
jazz up (something)
Jekyll and Hyde
jockey for position
jog (someone's) memory
John Doe
John Hancock
John Henry
Johnny-come-lately
Idioms Quiz
used to
make up for lost time
a penny saved is a penny earned
days running
scare the (living) daylights out of (someone)
talk until one is blue in the face
mess up
make (something) worth (someone's) while
raise an objection to (someone or something)
live happily ever after
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My Account / Test History
Discovery
Rh-Factor
Discoverer/Inventor : karl landsteiner (u.s.a)
Year : 1940
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