Archaic/poetic use meaning "nothing; not anything"
Definitionen
Nothing; not anything (archaic). He feared naught and pressed on into the storm.
Archaic use meaning "not at all; in no degree"
Definitionen
Not at all; in no degree (archaic). I care naught for their empty promises.
Synonyme
in vain
to no avail
not at all
to no purpose