blindfold

名词 blindfold:

1. a cloth used to cover the eyes

动词 blindfold:

1. cover the eyes of (someone) to prevent him from seeing

形容词 blindfold:

1. wearing a blindfold
   同义词：blindfolded

1. I can do it blindfold.
   我闭着眼睛都能做。
2. The police use blindfold to cover the prisoner's eyes.
   警察用眼罩蒙住囚犯的双眼。
3. I could do that blindfolded.
   我蒙住眼睛也能做。

blind.fold

v.tr.（及物动词）
blind.fold.ed,blind.fold.ing,blind.folds
To cover the eyes of with or as if with a bandage.
（如用或似用绷带等）蒙住眼睛
To prevent from seeing and especially from comprehending.
使看不见，尤指使不理解
n.（名词）
A bandage to cover the eyes.
蒙眼的绷带
Something that serves to obscure clear perception.
障眼物：使清楚的感知变模糊的事物

来源：
From Middle English blindfolde [past participle of] blindfellen [to strike blind, cover the eyes]
源自 中古英语 blindfolde [] blindfellen的过去分词 [刺瞎，遮住眼睛]
from Old English geblindfellian
源自 古英语 geblindfellian
blind [blind] * see blind
blind [瞎的] *参见 blind
fellian [to strike down]
fellian [击倒]

【引伸】
blind.fold.ed
adj.（形容词）