Uncountable, e.g. "look at all this shit in my truck". I cannot count all the shit. For countable plural I will use the form "shits", e.g. "these two shits left

Uncountable, e.g. "look at all this shit in my truck". I cannot count all the shit. For countable plural I will use the form "shits", e.g. "these two shits left their bikes on my lawn".