like a Chihuahua
It refers to something annoying, rat-looking, in a way ugly, loud and tiny. Used separately in response.Shakin' like a scared chihuahua
Example:
Person 1: Hey dude, you're shaking a lot.
Person 2: Yeah, I'm shakin' like a scared chihuahua
Person 1: Hey dude, you're shaking a lot.
Person 2: Yeah, I'm shakin' like a scared chihuahua