fish scale: Idiom Meaning and Origin

One common meaning of "fish scale" is to refer to the protective covering that can be found on the skin of fish. These scales serve various functions, such as protecting the fish from injury and allowing for smooth movement through water. This literal interpretation of "fish scale" can be seen in the field of ichthyology, which is the scientific study of fish.

In a metaphorical sense, "fish scale" takes on different connotations. One such interpretation is related to the illegal drug trade, specifically in reference to the highly pure form of cocaine. The term "fish scale" is used to describe cocaine that has been meticulously processed and purified, resembling the shiny, overlapping scales of a fish. This usage is prevalent in certain subcultures and is often associated with the drug's high quality or potency.

Another figurative meaning of "fish scale" is linked to the concept of balance or fairness. In this context, the phrase is often used in the idiom "fair/fairly as a fish scale," indicating a sense of absolute impartiality or justice. This usage suggests that a fish scale, being perfectly even on both sides, represents an ideal standard that can be applied to assessing fairness in various situations.

Furthermore, the idiom "fish scale" can carry a sense of fragility or delicacy. This meaning is often associated with descriptions of materials, textures, or objects that are thin, lightweight, or ethereal. For instance, one might use the phrase "as thin as a fish scale" to describe a delicate fabric or a wafer-thin slice of food.

The idiom "big fish" is used to refer to a person who is influential or powerful within a certain context or industry. This person often holds a position of authority and can exert a significant impact on the actions and decisions of others.

The phrase "big fat" is used to emphasize the size or extent of something, usually in a negative or critical manner. For example, one might say "I made a big fat mistake" to convey that the mistake was significant and had negative consequences.

The idiom "fish in troubled waters" is used to describe a person who thrives or takes advantage of a chaotic or uncertain situation. This person is often skilled at navigating through difficult circumstances and may even benefit from the turmoil.

The phrase "fish out" is used to describe the act of extracting or removing something or someone from a specific context or situation. This can imply a sense of rescue or liberation, as if the person or thing is being saved from an undesirable or unfavorable environment.