Definition of big boy in English:

big boy

noun ˈbɪɡ ˌbɔɪ

1A boy who is relatively old or mature; (also) a boy who is old enough to look after himself or to cope with adult experiences (also (informal) used ironically, of a man).
2Informal. A form of address for a man, especially indicating familiarity or approval.
3Informal (originally US). An important or influential man; (also) a leading figure, organization, etc.; a major player. "to play with the big boys": to compete at the highest level, especially precociously or prematurely.
4A piece of heavy artillery.
5A nuclear weapon; an atom bomb or a hydrogen bomb.

Origin

Late 16th century; earliest use found in John Higgins (b. c1544), poet and linguist. From big + boy.

Definition of big boy in US English:

big boy

nounˈbɪɡ ˌbɔɪ

1A boy who is relatively old or mature; (also) a boy who is old enough to look after himself or to cope with adult experiences (also (informal) used ironically, of a man).
2Informal. A form of address for a man, especially indicating familiarity or approval.
3Informal (originally US). An important or influential man; (also) a leading figure, organization, etc.; a major player. "to play with the big boys": to compete at the highest level, especially precociously or prematurely.
4A piece of heavy artillery.
5A nuclear weapon; an atom bomb or a hydrogen bomb.

Origin

Late 16th century; earliest use found in John Higgins (b. c1544), poet and linguist. From big + boy.

单词	big boy
释义	Definition of big boy in English: big boy noun ˈbɪɡ ˌbɔɪ 1A boy who is relatively old or mature; (also) a boy who is old enough to look after himself or to cope with adult experiences (also (informal) used ironically, of a man). 2Informal. A form of address for a man, especially indicating familiarity or approval. 3Informal (originally US). An important or influential man; (also) a leading figure, organization, etc.; a major player. "to play with the big boys": to compete at the highest level, especially precociously or prematurely. 4A piece of heavy artillery. 5A nuclear weapon; an atom bomb or a hydrogen bomb. Origin Late 16th century; earliest use found in John Higgins (b. c1544), poet and linguist. From big + boy. Definition of big boy in US English: big boy nounˈbɪɡ ˌbɔɪ 1A boy who is relatively old or mature; (also) a boy who is old enough to look after himself or to cope with adult experiences (also (informal) used ironically, of a man). 2Informal. A form of address for a man, especially indicating familiarity or approval. 3Informal (originally US). An important or influential man; (also) a leading figure, organization, etc.; a major player. "to play with the big boys": to compete at the highest level, especially precociously or prematurely. 4A piece of heavy artillery. 5A nuclear weapon; an atom bomb or a hydrogen bomb. Origin Late 16th century; earliest use found in John Higgins (b. c1544), poet and linguist. From big + boy.
随便看	stream streamable streamed streamer streamers streamer weed streamflow stream forth stream in streaming streaming streaming box streamings streaming wet streamlet streamlets streamline streamlined streamlined streamlined streamliner yohimbine yo-ho yo-ho-ho yo-hope 为什么高山植物的花朵特别艳丽? 为什么高山植物的花朵特别艳丽为什么高山离太阳越近反而越冷? 为什么高山顶上的植物长得矮? 为什么高温热浪也会出人命为什么高速公路没有急弯陡坡和很长的直线段? 为什么高速飞行需设置特殊的跳伞装置为什么高铁列车不能一路上都全速行驶为什么高铁列车的窗户是不能打开的为什么高铁列车车顶上“长”根“大辫子” Motorkoordinatensystem Motorkopmpressor Motorkraftstoff Motorkrankenwagen Motorkurbel Motorkurbelgehäuse Motorkurbelwelle Motorkutter Motorkühlkreislauf Motorkühlmittel