great

1. Taking much space; large.Examples: "great worry"; "“We are engaged in a great work, a treatise on our river fortifications, perhaps? But since when did army officers afford the luxury of amanuenses in this simple republic?”"; "The first half of this century has been referred to as the golden age of medicine. To me it seems more probable that we are on the threshold of a much greater age."

2. Taking much space; large.Examples: "a dirty great smack in the face"; "Great Scott!"Britishinformal

3. (informal) Very good; excellent; wonderful; fantastic.Examples: "Dinner was great."; "He was thinking; but the glory of the song, the swell from the great organ, the clustered lights,[…], the height and vastness of this noble fane, its antiquity and its strength—all these things seemed to have their part as causes of the thrilling emotion that accompanied his thoughts."informal

4. (qualifying nouns of family relationship) Involving more generations than the qualified word implies — as many extra generations as repetitions of the word great (from 1510s). [see Derived terms]Examples: "great-grandfather, great-great-grandfather, great-great-great-grandfather"

5. (obsolete, postpositive, followed by 'with') Pregnant; large with young; full of.Examples: "great with child"; "great with hope"; "the ewes great with young"obsoletepostpositional

6. (obsolete, except with 'friend' and similar words such as 'mate', 'buddy') Intimate; familiar.Examples: "those that are so great with him"obsolete