A reference to plenty of fish in the sea dating metaphor. However these people are not a good catch for a relationship.
"I am sorry that you and Jessica broke up Kyle, but I have to say out of all the fish you could have picked you picked a trash fish.
When something bad happens, but you dont really care, or it works in your favor.
"Dude, Covid sucks, but at least I dont have to go to school so its pretty Trash Fish"
"Its kinda sad that (insert singer) died, but I didnt really like their music anyway. So I feel kinda Trash Fish about it"
An indescribably horrifying smell, usually coming from the mouth of an older dog who's oral hygiene has been neglected for several years.
Hey Morad, your breath smells like fish trash in the morning.