To convey by a pipe line; to furnish with a pipe line or pipe lines.
- A conduit of pipe, especially one used for the conveyance of water, gas, or petroleum products.
- A direct channel by which information is privately transmitted.
- A system through which something is conducted, especially as a means of supply: "Farther down the pipeline are three other approaches to vaccine development” ( Boston Globe).
- To convey by or as if by a system of pipes.
- To lay a system of pipes through.