(verb) To dry up something slowly (usually it refers to food preparation, but sometimes it is used on persons, that means to take away or use up the person's money slowly. Used before a name or a pronoun.)
Definitions (粵典–words.hk)
動詞
削減一樣嘢嘅資源，唔理佢由佢自生自滅，等佢自己慢慢消失 to let something or someone decline through neglect; literally "drying in the shadows"
對於政府，區選大敗佢哋都仲有大把行政手段影響選舉結果，或者陰乾區議會權力
对于政府，区选大败佢哋都仲有大把行政手段影响选举结果，或者阴干区议会权力
To the government, there are a lot of administrative means to control the election results or simply undermine the power of the district councils when the pro-democracy camp wins.
動詞
將啲嘢放喺冇陽光嘅地方等佢慢慢乾 to dry something in the shade
要保存好成束花，可以倒吊陰乾，淨係花瓣都係陰乾。
要保存好成束花，可以倒吊阴干，净系花瓣都系阴干。
If you wish to keep a bunch of flower, you can dry it in the shade. Do the same even if it is just for the petals.
動詞
喺人哋身上攞著數，抽取利益；用盡哂一個人或物嘅金錢、價值 to squeeze something valuable out of someone by evil means; to sap
之前諗住慢慢陰乾佢啲錢先離婚，但我實在無法面對佢。
之前谂住慢慢阴干佢啲钱先离婚，但我实在无法面对佢。
I planned to slowly squeeze his money out of him before we divorced but I am too depressed to stay with him anymore.
To the government, there are a lot of administrative means to control the election results or simply undermine the power of the district councils when the pro-democracy camp wins.
Cantonese
要保存好成束花，可以倒吊阴干，净系花瓣都系阴干。
要保存好成束花，可以倒吊陰乾，淨係花瓣都係陰乾。
If you wish to keep a bunch of flower, you can dry it in the shade. Do the same even if it is just for the petals.