noun, verb, spiled, spil⋅ing.| 1. | a peg or plug of wood, esp. one used as a spigot. |
| 2. | a spout for conducting sap from the sugar maple. |
| 3. | a heavy wooden stake or pile. |
| 4. | Mining. forepole. |
| 5. | to stop up (a hole) with a spile or peg. |
| 6. | to furnish with a spigot or spout, as for drawing off a liquid. |
| 7. | to tap by means of a spile. |
| 8. | to furnish, strengthen, or support with spiles or piles. |
