misstack noun 1verb 1forms 3 noun1 •An instance of misstacking.Since the CO-DMO sees a larger dip than the dip in the source-receiver direction, it overcorrects and the subsequent NMO correction will still be dip-dependent; a time shift and a misstack will occur. — 1996 verb1 •To stack improperly.Because the model assumed in the theory of PSPM has a constant velocity, PSPM causes coherent noise from shallow scatterers to misstack, rather than stack coherently. — 1985 formsmisstacked · misstacking · misstacks