1launch 
/ˈlɑ:ntʃ/ verb
launch·es; launched; launch·ing /ˈlɑ:ntʃ/ verb [+ obj] 1 a : to send or shoot (something, such as a rocket) into the air or water or into outer space
▪ launch a rocket/missile/torpedo ▪ launch a satellite
b : to put (a boat or ship) on the water
▪ launch a battleship/lifeboat
c : to throw (something) forward in a forceful way
▪ launch [=hurl] a spear ▪ I was terrified when the ferocious animal suddenly launched itself at me. [=suddenly jumped at me] 2 a : to begin (something that requires much effort)
▪ The enemy launched an attack at sunrise. ▪ She's trying to launch a new career as a singer. ▪ launch a business ▪ launch an experiment ▪ The police have launched an investigation into his activities.
b : to cause (a person or group) to start to be successful in a career, business, etc.
▪ He helped launch her in her career as a singer.
c : to offer or sell (something) for the first time
▪ The company is expected to launch several new products next year. ▪ launch a Web site 3 computers : to cause (a program) to start operating
▪ You can launch the program by double-clicking on the icon.
▪ launch a rocket/missile/torpedo ▪ launch a satellite
b : to put (a boat or ship) on the water
▪ launch a battleship/lifeboat
c : to throw (something) forward in a forceful way
▪ launch [=hurl] a spear ▪ I was terrified when the ferocious animal suddenly launched itself at me. [=suddenly jumped at me]
▪ The enemy launched an attack at sunrise. ▪ She's trying to launch a new career as a singer. ▪ launch a business ▪ launch an experiment ▪ The police have launched an investigation into his activities.
b : to cause (a person or group) to start to be successful in a career, business, etc.
▪ He helped launch her in her career as a singer.
c : to offer or sell (something) for the first time
▪ The company is expected to launch several new products next year. ▪ launch a Web site
▪ You can launch the program by double-clicking on the icon.
launch into [phrasal verb] 1 launch into (something) : to suddenly begin doing or saying (something) in an energetic way
▪ He suddenly launched into a speech about taxes. 2 launch (yourself) into (something) : to become involved in (something) in an energetic way
▪ She launched herself enthusiastically into the campaign.
▪ He suddenly launched into a speech about taxes.
▪ She launched herself enthusiastically into the campaign.
launch out [phrasal verb]
: to begin doing something that is new and very different from what you have been doing
▪ It's time to launch out and expand my horizons. ▪ He left the company and launched out on his own.
▪ It's time to launch out and expand my horizons. ▪ He left the company and launched out on his own.
— launch·er noun, plural launch·ers [count]
▪ a rocket launcher
▪ a rocket launcher
