Very many (9)
'very many' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for countless that I've seen before include "Legion seeming to be" , "enormous number" , "Innumerable" , "Infinite" , "Untold" .)
'very many' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for umpteen that I've seen before include "Indefinitely large number" , "Unspecified large number" , "Informally, very many" , "Quite a lot of (sl)" , "Countless" .)
'very many' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for numerous that I've seen before include "Legion" , "Great in quantity" , "Consisting of a large but indefinite number" , "There's no shortage" , "Umpteen" .)