1 definition by sistersquadiconic

Top Definition

The ship name created for emma chamberlain, ethan dolan and grayson dolan
A iconic trio

Person 1: omg I love when grethma hangs out!!
Person 2: yasss they are my favorite people in the world like they could hit me with a truck and I would apologize

via giphy

by sistersquadiconic April 25, 2019

Buy a Grethma mug!