There are probably better people to ask; it's been asked many times before. The problem is one of skill set overlaps, as xach notes (http://www.xach.com/img/lisp-and-vim.png). Also, I actually program more in Lua, C, Erlang, and a few other languages than Lisp from day to day.
Starting points:
http://cybertiggyr.com/15-vim/
http://stackoverflow.com/questions/94792/using-vim-for-lisp-...