the frothy white toothpaste substance which is transfered from your mouth to the sink. It can also be the reminense of toothpaste which at times you see on peoples faces or clothing. Spink can often be found on the tops of faucets as well. Example: My spink missed the sink and landed on the faucet.
SPINK
Meaning of SPINK in English
Slang English vocab. Английский сленговый словарь. 2012