Definition of "Launch" :

noun: the act of propelling with force

noun: a motorboat with an open deck or a half deck

verb: begin with vigor

"He launched into a long diatribe."

verb: smoothen the surface of

"Launch plaster."

verb: propel with force

"Launch the space shuttle."

verb: get going; give impetus to

"Launch a career."

verb: launch for the first time; launch on a maiden voyage

"Launch a ship."

verb: set up or found