Silent greeting (4)
'silent greeting' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for wave that I've seen before include "Drive forward" , "Breaker; hand gesture" , "It may be permanent or Mexican" , "Greeting hand gesture" , "may have a crest at the top?" .)
'silent greeting' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for nod that I've seen before include "The Land of ... lay east of Eden" , "Indicate assent or recognition" , "Indicate assent with head movement" , "Green light" , "Be agreeably" .)