1. 飲酒稍稍過量；足以使人喝醉的一杯。
2. 勝過；比 (某人) 厲害；非 (某人) 所能敵。
3. (社交場合) 多餘的人。
註：第 2 義中的 one 可省略；第 3 義的 one too many 是指一個多餘的人，若是兩個或三個多餘的人，則是 two or three too many，其餘依此類推。
例句：
- Randy drank one too many so his friends would not let him drive home. (蘭迪多喝了一杯 [有點醉]，所以他的朋友不讓他開車回家)
Don’t drive if you’ve had one too many. (如果你多喝了一杯就別開車) - The criminal is one too many for the police. (警察對付不了那個罪犯/警察拿那個罪犯沒辦法)
Jack is (one) too many for me. (我不是傑克的對手) - I seemed to be one too many at my ex-girlfriend’s wedding ceremony. (我似乎是我前女友婚禮上多餘的人)
John and Mary were two too many at my birthday party because they weren’t my friends. (約翰和瑪麗是我生日派對上多餘的人，因為他們不是我的朋友)
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