Correct spelling for the English word "not up scratch" is [nˌɒt ˌʌp skɹˈat͡ʃ], [nˌɒt ˌʌp skɹˈatʃ], [n_ˌɒ_t ˌʌ_p s_k_ɹ_ˈa_tʃ] (IPA phonetic alphabet).
"Not up to scratch" is an idiomatic expression used to describe something or someone that does not meet the expected or desired standard or level of quality. This phrase is typically used to convey disappointment or dissatisfaction with the performance, condition, or outcome of something. It implies that the subject is below par, inadequate, or substandard.
When applied to a person, "not up to scratch" suggests that the individual's skills, abilities, or even behavior are lacking in some way. It indicates that the person fails to meet the required or expected level in a particular area. For example, a student who consistently receives poor grades or performs poorly in exams may be described as "not up to scratch" academically.
When describing an object or item, this term implies that it falls short of the anticipated standard or fails to fulfill its intended purpose effectively. For instance, a faulty appliance that does not work correctly or a car with mechanical issues may be considered "not up to scratch."
Overall, "not up to scratch" is an expression used to express disappointment or dissatisfaction with the standard or quality of someone or something. It highlights a deviation from the expected norm, and its usage indicates a sense of underachievement or inefficiency.