1. make a muff of oneself : 出丑；

1. muff

1. He muffed a good opportunity for a big contract.
    他把签订一项大合同的好机会错过了。

1. 皮手筒：fur stole 毛皮长围巾 | muff 皮手筒 | housecoat, dressing gown 晨衣(美作:duster)

2. (暖手筒)：jewelry (宝石) | muff (暖手筒) | pussy (小猫)

3. 袖套,套筒：mu-factor 放大系数,放大率 | muff 袖套,套筒 | muffle electric furnace 电热炉

4. 套筒：muff winder 袖笼绞纱机 | muff 套筒 | muffin dish 松糕碟

1. 把…弄糟;做…时出差错
    If you muff something, you do it badly or you make a mistake while you are doing it, so that it is not successful.

    e.g. He muffed his opening speech.
           他的开幕讲话搞砸了。
    e.g. ...a muffed opportunity.
           错失的机会

2. (防寒用的)毛皮短筒，手笼
    A muff is a piece of fur or thick cloth shaped like a short hollow cylinder. You wear a muff on your hands to keep them warm in cold weather.

3. muffs 同 earmuffs
    Muffs are the same as earmuffs .

muff

1. (sports) dropping the ball

    Synonym: fumble

2. a warm tubular covering for the hands

1. make a mess of, destroy or ruin

    e.g. I botched the dinner and we had to eat out
           the pianist screwed up the difficult passage in the second movement

    Synonym: botchbodgebumblefumblebotch upblowflubscrew upball upspoilmuck upbunglefluffbollixbollix upbollocksbollocks upbobblemishandlelouse upfoul upmess upfuck up

2. fail to catch, as of a ball