bastodon
someone who is extremely acting like a "bastard" (as big as a mastodon). as the word implies.
"you are the biggest most ugliest bastodon to have put gravy on my underpants.."
"some guy just sucker punched a nerd walking in the streets.. what a bastodon.."
"some guy just sucker punched a nerd walking in the streets.. what a bastodon.."