1. Large or big relative to something else
   "Her portion was bigger than his";
   - larger

1. Above average in size, number, quantity, magnitude or extent
   "set out for the big city"; "a big barn"; "big businesses"; "a big expenditure"; "a big group of scientists";
   - large
    
2. Significant
   "graduation was a big day in his life"
    
3. Conspicuous in position or importance
   "a big figure in the movement"; "big man on campus";
   - large, prominent
    
4. Serious or severe
   "in a big rage"; "had a big shock";
   - bad
    
5. Regarded with great favour, approval, or affection especially by the general public
   "The actor was big with teenage audiences";
   - popular
    
6. Loud and firm
   "a big voice"; "big bold piano sounds"
    
7. Prodigious
   "big spender"; "big eater";
   - heavy
    
8. Marked by intense physical force
   "a big wind"
    
9. Generous and understanding and tolerant
   "a heart big enough to hold no grudges"; "that's very big of you to be so forgiving";
   - large, magnanimous
    
10. Given or giving freely
    "was a big tipper";
    - bighearted, bounteous, bountiful, freehanded, handsome, giving, liberal, openhanded
     
11. Exhibiting self-importance
    "big talk";
    - boastful, braggart, bragging, braggy [informal], cock-a-hoop, crowing, self-aggrandizing, self-aggrandising [Brit]
     
12. Feeling self-importance
    "too big for his britches";
    - swelled, vainglorious
     
13. Having reached full growth or development; mature
    "The puppies were now big enough to leave their mother";
    - adult, full-grown, fully grown, grown, grownup
     
14. In an advanced stage of pregnancy
    "was big with child";
    - enceinte [archaic], expectant, gravid [technical], great, large, heavy, with child [archaic]

See also: ample, astronomic, astronomical, banging [informal], bear-sized, best-selling, biggish, blown-up, bouffant, broad, Brobdingnagian, bulky, capacious, colossal, conspicuous, cosmic, deep, double, elephantine, enlarged, enormous, epic, extended, extensive, fashionable, favorite [US], favourite [Brit, Cdn], full-size, galactic, gargantuan, generous, giant, gigantic, ginormous [Brit, informal], grand, great, happening [informal], heavy, heroic, hot [informal], huge, hulking, hulky, humongous [informal], humungous [informal], immense, important, in fashion, intemperate, intense, jumbo, king-size, king-sized, large-mouthed, larger-than-life, large-scale, largish, lifesize, life-size, life-sized, loud, macro, macroscopic, macroscopical, mammoth, man-size, man-sized, massive, mature, medium-large, monolithic, monstrous, monumental, mountainous, of import, outsize, outsized, overlarge, oversize, oversized, plumping [Brit], popularity, preggers [informal], preggo [Austral, NZ, informal], pregnant, prodigious, proud, puffy, queen-size, queen-sized, rangy, sexy [informal], sizable, size, sizeable, spacious, stupendous, super, thumping [informal], titanic, touristed, touristy, tremendous, trendy [informal], up the duff [Brit, informal], up the spout [informal], up the stick [Brit, informal], vast, volumed, voluminous, walloping [informal], whacking [Brit, informal], whopping [informal], wide, wide-ranging

Antonym: little

Encyclopedia: Bigger, Samuel