When a veteran infantryman would meet another veteran, the question would be asked: "Are you a turtle?". To which the challenged veteran would have to either reply "You bet your sweet ass I am!" or have to buy the challenging veteran a drink.
Marine veteran: "You bet your sweet ass I am".
b) To drive slower than conditions say would be safe.
2. (noun) A person who commits 1a or 1b; An asshole who drives ridiculously slowly during rush hour, holding up traffic, and pissing commuters off.
Awkward turtle is abbreviated to make it easier to define a situation. Or refer to turtles in the area.
boy: oh man... it was so bad. there were turtles everywhere.
boy: i totally had to watch this sex scene in a cinema with my parents.
boy: a turtle walked past me and waved, saving "hi, my name's awkward"