(~s, ~ing, overlaid)
1.
If something is overlaid with something else, it is covered by it.
The floor was overlaid with rugs of oriental design.
VERB: usu passive, be V-ed with n
2.
If something is overlaid with a feeling or quality, that feeling or quality is the most noticeable one, but there may be deeper and more important ones involved. (WRITTEN)
The party had been overlaid with a certain nervousness.
...a surge of feeling which at this moment overlaid all others.
VERB: be V-ed with n, V n