Everybody (3)
'everybody' is the definition.
(all people)
This is all the clue.
(Other definitions for all that I've seen before include "Garden path (Fr.)" , "Straight garden path" , "nothing more" , "Completely, everything" , "Everything or everyone" .)
'everybody' is the definition.
(one and all can mean all people)
This is the entire clue.
(Other definitions for one and all that I've seen before include "Everybody without exception" , "Absolutely everybody" , "Everyman" .)