v. To suffocate by lying upon; as, to overlie an infant.
the GNU version of the Collaborative International Dictionary of English
v. To lie over or upon; specifically, to suffocate by lying upon.
The Century Dictionary and Cyclopedia
To lie over or upon; hence, to smother by lying upon.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. kill by lying on
v. lie upon; lie on top of
Word Usage
"Subsea relict permafrost is thought to contain or overlie large volumes of CH4 in the form of gas hydrates at depths of up to several hundred meters."