Hair that is not your own, made to be worn on the head. People wear wigs for many reasons: to cover hair loss after illness, to change their look, for theatre and film, for drag and fashion, and — in Britain and some other places — as part of the official dress of judges and barristers in court.

Hair that is not your own不是你自己長出來的頭髮， made to be worn on the head做來戴在頭上的。People wear wigs for many reasons人們戴假髮有很多原因： to cover hair loss after illness遮住生病後掉的頭髮、 to change their look改變造型、 for theatre and film演戲或拍電影用、 for drag and fashion變裝或時尚用途， and — in Britain and some other places — as part of the official dress of judges and barristers in court還有在英國和其他一些地方，是法官和出庭律師在法庭上正式服裝的一部分。

A wig covers the whole head; a smaller piece that covers only part is a 'hairpiece' or 'toupee' (a toupee usually means a man's, for a bald patch).

A wig covers the whole head假髮是蓋住整個頭的； a smaller piece that covers only part只蓋住一部分的小片假髮 is a 'hairpiece' or 'toupee'叫做hairpiece（補髮片）或toupee（男士假髮片） (a toupee usually means a man's, for a bald patch)（toupee通常是男生用來蓋禿頭的那種）。

The verb 'wig' exists but is rare on its own; what you will actually meet is 'wig out', American slang for losing control of yourself, either from panic or from excitement, and the older 'flip your wig', which means the same. There is also 'bigwig', meaning an important person — from the days when the biggest wig marked the highest rank. In recent internet slang, 'wig!' shouted alone means something was so impressive it blew your hair off; that is very casual and already dating.

The verb 'wig' exists but is rare on its own動詞wig是有的，但單獨用很少見； what you will actually meet is 'wig out'你實際上比較會遇到的是'wig out'， American slang for losing control of yourself美式俚語，指失控、抓狂， either from panic or from excitement不管是因為恐慌還是太興奮， and the older 'flip your wig', which means the same還有比較舊的說法'flip your wig'，意思一樣。There is also 'bigwig'另外還有'bigwig'， meaning an important person意思是大人物— from the days when the biggest wig marked the highest rank源自以前戴最大頂假髮的人代表最高地位的年代。In recent internet slang, 'wig!' shouted alone最近的網路用語裡，單獨喊一聲'wig!' means something was so impressive it blew your hair off意思是某件事太猛了、把你的頭髮都吹飛了； that is very casual and already dating這個用法非常隨性，而且已經有點過時了。