Baby I'd like to fuck. Used by stewie Griffin in the t.v. show family guy.
Stewie: ooh wait bilf total bilf.
Damn ik my big bro is a bilf but no we can't do that
We are just friends but, the more we hang out, the more he is turning into a bilf.
brother id like to fuck
typically your best friends brother that u have loved ur entire life but cant do anything about.
"dude her brother is such a bilf"
" ikr "