Similar to cat fishing. When someone on their dating profile doesn’t tell you something like they have narcolepsy.
Man: “ I am a victim of a professional nap fisher. I caught her on the first date asleep in her food. And I realized she had narcolepsy and hadn’t disclosed that to me. Low and behold, a nap fishing traumatic event. “
by Borracha Grace October 2, 2021

Fishing for stamps is slang for living off of government welfare, in Canada's eastern provinces, fisherman fish for four months of the year, and for the other eight months, they live off welfare because they don't know how to provide for their families otherwise.
Now that lobster season was over Bill and John would be fishing for stamps to provide income for their families
by Fake Jerk El September 30, 2022

The person who has been on the t.v show `Tanked` and has 1,000 fish tanks in their home, soon will collapse and flood the house in your sleep, they mainly own large sized fish or sharks When your papi yells at you not to touch the tank 'cause They smell fear, but I touch it anyway not caring... nothing happens he was just being over-dramatic like a Heather he is! He also doesn't have a wife anymore and he smells Fishy like EEWWWW!!!
by Taylor x Fanfiction (Opinions) February 28, 2020

by Wabbeis October 6, 2016

When you meet someone at the weekend and they remeber your name and you have no idea who they are. ' sorry I am a memory fish'.
by DangerDBN June 3, 2020
