Definition:
A "sand rat" is a noun that refers to a small rodent, specifically a type of gerbil found in southern Europe, or it can also refer to a nearly naked mole rat that lives in desert areas in Africa.
In scientific or environmental discussions, "sand rat" can be used more specifically to talk about the ecological roles these animals play in their habitats, such as their burrowing behavior or their interactions with other desert wildlife.
While "sand rat" primarily refers to the small rodents mentioned, the term can sometimes be used informally or humorously to describe someone who is very active or agile in sandy environments, like a child playing on the beach.
There are no well-known idioms or phrasal verbs that specifically include "sand rat." However, you might hear phrases like "like a rat in a sandstorm" to describe someone who is confused or disoriented.
A "sand rat" is a small rodent that lives in sandy or desert environments. It is important in discussions about wildlife and ecology, and while it has specific meanings, it can also be used more loosely in conversation.