/tʌn ||; tʌn/noun1 [C] a measure of weight; 2240 pounds 吨（重量单位，1吨等于2240磅） ☞Do not confuse ton and tonne. A ton is the same as 1.016 tonnes. In American English a ton is 2000 pounds. 不可混淆ton（吨）和tonne（公吨）。一吨等于1.016公吨。美国英语中，一吨等于2000磅。
2 tons [pl] (informal 非正式) a lot 许多；大量: I've got tons of homework to do. 我有许多功课要做。