The word “cullis” is typically a variant spelling of “cully,” which is an old term referring to a type of small, narrow channel or a watercourse. However, it can sometimes be used more broadly in specific contexts, such as in references to a particular kind of gate or opening in fortifications. The usage of “cullis” is quite rare, and it may not be found in all dictionaries. If you are looking for a specific context or meaning, please provide more details!
