水口杯 [－－－]

Jyutping seoi2 hau2 bui1
Pinyin shuǐ kǒu bēi

Definitions (Wiktionary)
  1. noun, Hokkien, Xiamen
    tumbler or mug for mouth-rinsing or tooth-cleaning; tooth glass or mug
    (syn.) 齒管, 齒觳, 齿觳仔, 齿杯, 齒杯, 𠺘口盅, 齿管, 漱口杯, 齒觳仔, 齿觳, 牙缸