Fudu #1 is similar to the word fudu. It is when someone is the top fudu, just someone who is the most retarded idiot you know. It is another take on the punjabi term for douchebag. Someone who you call fudu #1 often commits acts of fudu 101
Gurpreet: I heard Mikey snuck out in the Audi, went 120 km/h then crashed into 3 other cars and broke both his femurs.
Arpin: **** yeah Fudu #1.