large, as in size, height, width, or amount

a big house; a big quantity.

of major concern, importance, gravity, or the like

a big problem.

outstanding for a specified quality

a big liar; a big success.

important, as in influence, standing, or wealth

a big man in his field.

grown-up; mature

big enough to know better.

elder

my big sister.

doing business or conducted on a large scale; major in size or importance

big government.

consisting of the largest or most influential companies in an industry

Big steel wants to lower prices, but the smaller mills don't.

Informal . known or used widely; popular

Nouvelle cuisine became big in the 1970s.

magnanimous; generous; kindly

big enough to forgive.

boastful; pompous; pretentious; haughty

a big talker.

loud; orotund

a big voice.

(of clothing or a clothing design) made of or distinguished by voluminous fabric that is loosely or softly shaped and fitted

a big shirt; the big look.

(of a wine) having more than average flavor, body, and alcoholic content.

filled; brimming

eyes big with tears.

Chiefly South Midland and Southern U.S. pregnant.

Obsolete . very strong; powerful.

Informal . boastfully; pretentiously

to act big; to talk big.

Informal . with great success; successfully

to go over big.

the bigs, Sports Slang . the highest level of professional competition, as the major leagues in baseball. ?

be big on

to have a special liking or enthusiasm for

Mother is big on family get-togethers.

big with child. great ( def. 23 ) .