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great

1 great /ˈgreɪt/ adjective
greater; greatest
1 great
/ˈgreɪt/
adjective
greater; greatest
Britannica Dictionary definition of GREAT
: very large in size : very big usually used before a noun
used in the names of animals that are larger than similar animals
: very large in amount or extent
: very strong
used for emphasis before a noun that describes someone
: very important
: very bad : very extreme or severe
: better than good: such as
: of the highest quality
: very important and admired
: very talented or successful
informal : very enjoyable, favorable, etc. : excellent
often used in the phrases feel great and look great
sometimes used in an ironic way to describe something that is very bad or upsetting
always used before a noun : more distant in a family relationship by one generation
usually used in combination

a great one for

informal
◊ If you are a great one for (doing) something, you do it often or enjoy doing it very much.

go great guns

see 1gun

go to great pains

see 1pain

great with child

old-fashioned + literary

no great shakes

see 2shake

— greatness

noun [noncount]
2 great /ˈgreɪt/ adverb
greater; greatest
2 great
/ˈgreɪt/
adverb
greater; greatest
Britannica Dictionary definition of GREAT
informal
: very well
3 great /ˈgreɪt/ noun
plural greats
3 great
/ˈgreɪt/
noun
plural greats
Britannica Dictionary definition of GREAT
[count]
: a very successful or admired person usually plural