|Language:||Old North French|
|Origin:||lancher, from Late Latin lanceare 'to throw a lance', from Latin lancea; LANCE1|
launch1 W2 [transitive]
to start something, usually something big or important:
The organization has launched a campaign to raise $150,000.
The Canadian police plan to launch an investigation into the deal.
launch an attack/assault/offensive
The press launched a vicious attack on the President.
The book launched his career as a novelist.
to make a new product, book etc available for sale for the first time:
The company hopes to launch the new drug by next October.
to put a boat or ship into the water
to send a weapon or spacecraft into the sky or into space:
A test satellite was launched from Cape Canaveral.
to make a computer program start [= open]:
Double-click on an icon to launch an application.
to jump up and forwards into the air with a lot of energy
launch into somethingphrasal verb
to suddenly start a description or story, or suddenly start criticizing something:
Nelson launched into a blistering criticism of greedy lawyers.
to suddenly start doing something:
Don't just launch into exercise without warming up first.