/ˈfʌmbl ||; ˈfʌmbḷ/verb [I] to try to find or take hold of sth with your hands in a nervous or careless way （紧张或粗心地）接住，摸索，乱找: ‘It must be here somewhere’, she said, fumbling in her pocket for her key. “一定在这里边。”她边说边伸手在口袋里找她的钥匙。