groupsmust is a term that appears to be a misspelling or a non-standard phrase. It does not correspond to any widely recognized technical term, academic concept, or common idiom in English. It is possible that "groupsmust" is a typographical error for a similar-sounding word or phrase. For example, it could be a misspelling of "group must" in a context where a group is required to perform an action. Alternatively, it might be a portmanteau or a neologism that has not yet gained widespread recognition. Without further context or clarification, the precise meaning and application of "groupsmust" remain unclear. If this term was encountered in a specific document or discussion, reviewing that source for additional clues would be necessary to ascertain its intended meaning. It is also possible that it is a proprietary term used within a specific organization or software.