(geology) A depression in the ground occurring as the result of a large block of ice getting buried by glacial outwash and subsequent melting of it.

Alternative spelling of waterhole

(Britain) A sinkhole; a shakehole.

plural of ace in the hole

plural of hole-in-the-wall

Alternative spelling of pilot hole

A hole dug in the ground in which beans are cooked.

Alternative spelling of foxhole

Alternative spelling of analog hole

The vulnerability in copy protection schemes for non-interactive digital works, whereby the eventual analog output can be copied (as by re-recording music as it plays) even if the digital representation is secure.