名詞 fumble:

1. (sports) dropping the ball
   同義詞：muff

動詞 fumble:

1. feel about uncertainly or blindly
   同義詞：grope
2. make one's way clumsily or blindly
   同義詞：blunder
3. handle clumsily
4. make a mess of, destroy or ruin
   同義詞：botch, bodge, bumble, botch up, muff, blow, flub, screw up, ball up, spoil, muck up, bungle, fluff, bollix, bollix up, bollocks, bollocks up, bobble, mishandle, louse up, foul up, mess up, fuck up
5. drop or juggle or fail to play cleanly a grounder

1. Fumble for a key.
   摸索著找鑰匙
2. He fumbled the ball and then dropped it.
   他笨手笨腳的漏接了球。
3. She is fumbling the light switch.
   她正找電燈開關。
4. She fumbled about in her handbag for a pen.
   她在手提袋中搜尋鋼筆。

fum.ble

v.（動詞）
fum.bled,fum.bling,fum.bles
v.intr.（不及物動詞）
To touch or handle nervously or idly:
亂摸：緊張或徒勞地觸摸或處理：
例句：
fumble with a necktie.
緊張地系領結

To grope awkwardly to find or to accomplish something:
摸索：笨拙地摸索尋找或干某事：
例句：
fumble for a key.
摸索著找鑰匙

To proceed awkwardly and uncertainly; blunder:
笨手笨腳地做：笨拙地和不肯定地進行；笨嘴拙舌地說：
例句：
fumble through a speech.
講話時支支吾吾

Football To drop a ball that is in play.
【橄欖球】 失球：在球賽中失球
Baseball To mishandle a ground ball.
【棒球】 漏接：漏接地面球
v.tr.（及物動詞）
To touch or handle clumsily or idly:
笨拙地做：笨拙或無能地做或處理：
例句：
.fumbled the receiver into its cradle.(Howard Kaplan)
.笨手笨腳地把聽筒放回叉簧.(霍華德·卡普蘭)

To make a mess of; bungle.See Synonyms at botch
弄亂；搞糟參見 botch
To feel or make (one`s way) awkwardly.
笨拙地感覺或摸索著走路

Football To drop (a ball) while in play.
【橄欖球】 失球：球賽中失球
Baseball To mishandle (a ground ball).
【棒球】 漏接（地面球）
n.（名詞）
The act or an instance of fumbling.
摸索：摸索的行為或狀態(tài)
Sports A ball that has been fumbled.
【體育運動】 失球，漏接球

來源：
Middle English fomelen [to grope]
中古英語 fomelen [摸索]

【引伸】
fum.bler
n.（名詞）