Something that you can never know anything about but believe everything you are told about it. Hoodilydaddle is a term given to anything you can't explain. It derives from things usually talked about by people in white lab coats. If you can't pronounce the name of certain things or topics just default to hoodilydaddle.
A hoodie featuring the head of former German Minister of Armaments and War Production during World War II, as used in the Hearts of Iron 4 mod "The New Order: Last Days of Europe", captioned with the repeated statement "SPEER HOODIE". Mostly worn by the severely obsessive pasty followers of the mod, who congregate on the subreddit /r/DSRfunny
"Speer hoodie, Heydrich sweatpants, Himmler Hat, Goring crocs, and Bormann backpack" - one reddit user, responding to the initial post which revealed the Speer hoodie, in an attempt to further ruin the world
a Dysphoria Hoodie is a hoodie worn, typically by a transgender guy, to mask their body shapes. a dysphoria hoodie is typicaly sightly oversized in order to properly mask certain body shapes. it is also rarely washed because you probably wear it every single day. it is also common to wear this hoodie in very hot weather because dysphoria doesn't care.
Friend: why have you been wearing that hoodie for 5 months straight?
me: it's my dysphoria hoodie.