1 2 waist意思
"1 2 waist" is not a standard English phrase and it's not immediately clear what it might mean. It could be a typo or a miscommunication. If you're referring to clothing sizes, "1 2 waist" might be interpreted as a size in between a size 1 and a size 2, which is not a standard size designation in most clothing sizing systems.
In the context of clothing, "waist" typically refers to the measurement around the narrowest part of the torso, which is used to determine the size of pants, skirts, and other garments that fit around the waist. For example, a person with a waist measurement of 30 inches might wear a size 30 in pants.
If you're referring to a specific context or industry where "1 2 waist" is a standard term, please provide more details so I can give you an accurate answer.