mouseholing
v.— «Eventually they took the medieval town on the other side by fighting from house to house developing a technique called “mouseholing.” Soldiers would clear one house and smash through the wall into the next until the town was taken.» —“Helping to honor fallen friends” by Wade Hemsworth in Ortona, Italy Hamilton Spectator (Ontario, Canada) May 11, 1994. (source: Double-Tongued Dictionary)