Undercreep

Un`der`creep´


v. i.1.To creep secretly or privily.
References in periodicals archive ?
When applied in enclosed environments containing various chemically-active cargoes and subjected to temperature cycles in the presence of moisture, it was found that the PPG SIGMASHIELD MTC system offered best-in-class performance, exhibiting the smallest amount of undercreep (similar to that of a water ballast tank coating system).