"Crap up" is a colloquial idiom that refers to the act of making a situation or a thing worse or more complicated unintentionally or through careless or thoughtless actions. It is often used to describe instances where someone or something has made a mess or created a problem due to their lack of competence, forethought, or attention to detail.
This term primarily conveys a negative connotation and signifies a deterioration in quality, functionality, or overall performance. It implies a sense of annoyance and frustration, espousing the idea that a situation has become burdened, damaged, or rendered useless due to someone's mishandling or lack of expertise. "Crap up" suggests an undesired outcome that arises when things are not properly handled or managed, resulting in a decline in efficiency, efficacy, or order.
Another aspect of this term is its depiction of the messy aftermath that usually accompanies circumstances where things have gone awry. It can refer to physical objects that are cluttered, disorganized, or in disarray as a result of poor management or carelessness. Figuratively, it can also describe situations that have become complicated or convoluted due to inadequate planning, execution, or decision-making.
Overall, "crap up" depicts an undesirable outcome or situation that has arisen from mishandling, incompetence, carelessness or lack of attention to detail, often resulting in a mess, complication, or deterioration.
