underlap noun 2verb 2forms 3 noun2 •A portion of material that is overlapped by another. •A player's position or movement inside and forward of an attacking team-mate (contrasted with an overlap, which is outside and forward)Lewis-Skelly stepping into midfield, or occasionally going on the underlap while Rashford stayed high and wide. — 2025 verb2 •To be overlapped by; to protrude underneath. •to move in an underlap formsunderlapped · underlapping · underlaps