Yes, “bigly” is a word.
Did Donald Trump say “bigly” or “big league” in Monday’s Presidential debate? I don’t know. I thought I heard “bigly”, but others believe he said “big league”. Reportedly, one of his sons confirmed that he said “big league”.
Either way, I have seen many posts on social media stating that “bigly” is not a word. Actually, it is.
I am not a grammar expert and don’t expect anyone to take the word of some random guy on the Internet, so here are a few sources:
This post is an endorsement of dictionaries. It is not an endorsement of any Presidential candidate.