A phrase I coined along with "Willfully Ignorant" and "Callous Conservative", the latter vis a vis the fiction of a compassionate conservative, also made up but for a while part of the political vernacular much like "big tent" and "country first".
Libtards=retarded liberal, which you are a perfect example.
I am liberal, but my ideas and opinions are well thought out, not parroted from AM Radio, the Fox New Network or parroted from words heard from the echo chamber.
Here's a new word I've coined, "Trumpster", defined as an ultra nationalistic bigoted anti-intellectual authoritarian bully.