Rocket launcher (4)
'rocket launcher' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for nasa that I've seen before include "US agency responsible for space flight" , "rocket launcher" , "US headquarters for space exploration" .)
'rocket launcher' is the definition.
(bazooka is a kind of rocket launcher)
This is all the clue.
(Other definitions for bazooka that I've seen before include "powerful weapon" , "Portable anti-tank weapon" , "Anti-tank rocket launcher - trumpet-shaped kazoo" , "Musical instrument - military weapon" , "A portable rocket-launcher" .)