Define Big Fucking Dick Meaning

Davids FUCKING BIG DICK
A piece of instrument used to create oil and when erected can reach the length of 20 miles .

"Oh my God! Its Davids FUCKING BIG DICK, RUN!" said Nelson Lou
By Opal
Big Fucking Dick

Someone looking at big ol peen: "Woag, that guy has a big fucking dick. Nice!"
By Seka