Bigger

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).
Contemporary Examples

Celebrities, Take Note: Anguilla Is Back From the Brink Debra A. Klein May 5, 2014
Biggest 2012 Campaign Whoppers Daniel Stone July 4, 2011
Google Whacks Its Rivals Dan Lyons August 14, 2011
Thom Browne’s Women’s Line Evolves in the Wake of Michelle Obama’s Inaugural Ensemble Misty White Sidell February 11, 2013
The Week’s Best Longreads for June 1, 2013 David Sessions May 31, 2013

Historical Examples

Beauchamp’s Career, Complete George Meredith
Clarissa, Volume 1 (of 9) Samuel Richardson
The Story of the Amulet E. Nesbit
Rico and Wiseli Johanna Spyri
The Last Chronicle of Barset Anthony Trollope

adjective bigger, biggest
of great or considerable size, height, weight, number, power, or capacity
having great significance; important: a big decision
important through having power, influence, wealth, authority, etc: the big four banks
(intensifier usually qualifying something undesirable): a big dope
(informal) considerable in extent or intensity (esp in the phrase in a big way)

elder: my big brother
grown-up: when you’re big, you can stay up later

generous; magnanimous: that’s very big of you
(in combination): big-hearted

(often foll by with) brimming; full: my heart is big with sadness
extravagant; boastful: he’s full of big talk
(of wine) full-bodied, with a strong aroma and flavour
too big for one’s boots, too big for one’s breeches, conceited; unduly self-confident
in an advanced stage of pregnancy (esp in the phrase big with child)
(informal) big on, enthusiastic about: that company is big on research
adverb (informal)
boastfully; pretentiously (esp in the phrase talk big)
in an exceptional way; well: his talk went over big with the audience
on a grand scale (esp in the phrase think big)
verb (Scot) bigs, bigging, bigged, bug (bʌɡ)
to build
to excavate (earth) into a pile
adj.
adj.

Important; powerful: the big names in this business/ the big guy (late 1500s+)
Popular; successful: If I do say so, we were very big/ The book’s big in Chicago (1910+)

In addition to the idiom beginning with bigger