DOPES

noun

1. Any viscous liquid or paste, such as a lubricant, used in preparing a surface.
2. An absorbent material used to hold a liquid.
3. Any varnish used to coat a part, such as an airplane wing or a hot-air balloon in order to waterproof, strengthen, etc.

verb

1. To affect with drugs.
2. To treat with dope (lubricant, etc.).
3. To add a dopant such as arsenic to (a pure semiconductor such as silicon).