Surft
Surfer Slang for "surfed", the past tense of to surf. Essentially Surfed = Surft, its just shorter. There is a dialect to surfers (the whoa dude dialect) and this is a part of that dialect.
"Doood, check it, david just dropped in on that gnarly 15 footer."
"Totally man, like he surft it like it was nottin'."
"Totally man, like he surft it like it was nottin'."