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big

1 big /ˈbɪg/ adjective
bigger; biggest
1 big
/ˈbɪg/
adjective
bigger; biggest
Britannica Dictionary definition of BIG
: large in size
see also the big city at city
: large in number or amount
see also big bucks
: involving or including many people, things, etc.
always used before a noun
: tending to do something more often than most people
: feeling or showing a lot of excitement or enthusiasm
: important or significant
see also big deal, big picture
always used before a noun, informal used to express strong dislike or disapproval
informal : older or more grown up
see also big boys, big brother
: very popular
: generous or kind
sometimes used in an ironic way to say that someone is not being very generous or kind
see also big-hearted
10 
: very strong, forceful, etc.

(as) big as life

see 1life

big fish in a small/little pond

see 1fish

big on

informal
: very enthusiastic about (something)

big with child

old-fashioned
: pregnant and almost ready to give birth

too big for your britches

(US) informal or chiefly British too big for your boots
: too confident or proud of yourself

— bigness

noun [noncount]
2 big /ˈbɪg/ adverb
2 big
/ˈbɪg/
adverb
Britannica Dictionary definition of BIG
: in a big way
: in a way that is meant to impress people

go over big

informal
: to be successful or well-liked

make it big

informal or hit it big or hit big
: to become very successful

think big

: to think about doing things that involve a lot of people, money, effort, etc. : to think about doing big things