1. n. [Production Facilities]

A small vessel in a pipeline to receive water and heavy hydrocarbons that drop out of a gas stream. Drips are normally installed in the lower points of flow lines and must be blown periodically to remove liquids.

See: blowing the drip,  flowline

2. n. [Production Testing]

The water and heavy hydrocarbons that condense from the gas stream and accumulate in the lower points of the flowlines.