water is thicker than blood

- uselly we said "Blood is thicker than water" which mean's

.People who are related have stronger obligations to each other than to people outside the family
but "water is thicker than blood" is to say the opposite -

people outside the family have stronger obligations to each other than to people who are related

Sister: She's not your mother, Liam
Dad: Water is thicker than blood these days

by shameless subtitelor December 28, 2016