Dictionary

A person of major significance, accomplishment or acclaim.

Example: Newton and Einstein are two of the greats of the history of science.

The main division in a pipe organ, usually the loudest division.

(in combinations such as "two-greats", "three-greats" etc.) An instance of the word "great" signifying an additional generation in phrases expressing family relationships.

Example: My three-greats grandmother.

Relatively large in scale, size, extent, number (i.e. having many parts or members) or duration (i.e. relatively long); very big.

Example: A great storm is approaching our shores.

Of larger size or more importance than others of its kind.

Example: the great auk

(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]

Example: great-grandfather, great-great-grandfather, great-great-great-grandfather

(followed by 'with') Pregnant; large with young; full of.

Example: great with child

Very well (in a very satisfactory manner).

Example: Those mechanical colored pencils work great because they don't have to be sharpened.

Expression of gladness and content about something.

Example: Great! Thanks for the wonderful work.

Sarcastic inversion thereof.

Example: Oh, great! I just dumped all 500 sheets of the manuscript all over and now I have to put them back in order.