not have the foggiest notion



not have the foggiest notion

to not know anything at all about something not have the faintest idea I don't have the foggiest notion what that book is about.
See also: foggy, have, not, notion

Common Names:

NameGenderPronouncedUsage
Gevorg-Armenian
Ailie['eili]
Houda-Arabic
Leonora-Italian
Annunziato-Italian (Rare)
LacyLAY-seeEnglish