"About ___ big" (3)
I believe the answer is:
yea
(Other definitions for yea that I've seen before include "Archaic affirmative answer" , "Yes (archaic)" , "Aye; aye (anag.)" , "Affirmative, colloquially" , "Emphatic agreement" .)
I believe the answer is:
yea
(Other definitions for yea that I've seen before include "Archaic affirmative answer" , "Yes (archaic)" , "Aye; aye (anag.)" , "Affirmative, colloquially" , "Emphatic agreement" .)