唔污糟嘅;冇垃圾、塵埃或者污漬嘅 (clean; free from rubbish, dirt or stain)
形容詞用例
間屋打掃得好乾淨。
gaan1 uk1 daa2 sou3 dak1 hou2 gon1 zeng6.
The house is kept clean and tidy.
冇受污染嘅;符合衞生嘅 (clean; hygienic; uncontamined)
用例
啲嘢食乾唔乾淨㗎?
di1 je5 sik6 gon1 m4 gon1 zeng6 gaa3?
Is the food clean and safe here?
冇違反道德嘅 (clean, as in not related to illegal or immoral causes)
用例
sau2 goek3 gon1 zeng6
a phrase used to describe people who will not steal even when tempted; literally, hands and feet are clean
犯罪唔留低證據 (not leaving a trace after committing a crime)
用例
放心,佢做嘢好乾淨嘅。
fong3 sam1, keoi5 zou6 je5 hou2 gon1 zeng6 ge3.
Don't worry. He never leaves a trace.