(software engineering) In the Scrum framework, a facilitator of a developer team, who is accountable for removing impediments to the ability of the team to deliver the product goals and deliverables.

(rugby) a player who temporarily takes the scrum-half's place while the latter is unavailable due to being involved in the breakdown, having an injury, or having been sin-binned.

plural of acting scrum-half

Alternative form of scrumdiddlyumptious