The insert/overtype mode toggling is not global for the computer or even for a single application but rather local to the text input window in which the Insert key was pressed.
Wiktionary (0.00 / 0 votes) Rate this definition: high fructose corn syrup (Noun). Any of many corn syrups that has undergone an enzymatic processing to convert some of its glucose into fructose to produce a desired sweetness. Origin: high + fructose + corn syrup.
A: In the United States, common names for high-fructose corn syrup include maize syrup, tapioca syrup, glucose/fructose syrup, glucose syrup, Dahlia syrup and crystalline glucose.