slack season

基本解释

Winter is the slack season at most hotels.
对大多数旅馆来说，冬天是淡季。
suxuewang.com
Many shops have bargain sale during the slack season.
很多商店在淡季，进行大减价销售。
bbs.chinadaily.com.cn
Officer: Yes. Right now it's the slack season so we will give you ten percent off.
工作人员：有的，因为现在是淡季，所以我们给您打九折。

Reasons for the slack demand include perceived high gold prices and a poor monsoon season depressing consumer demand.
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However, the company maintained its full year operating margin guidance for the chipset and licensing divisions, implying that the later half of the year should pick up the slack as handset makers launch high-end smartphones in preparation for the holiday season.
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