| boss | |
| 1. n. A swelling, lump or protuberance in an animal, person or object. | |
| 2. n. (geology) A lump-like mass of rock, especially one projecting through a stratum of different rock. | |
| 3. n. A convex protuberance in hammered work, especially the rounded projection in the centre of a shield. | |
| 4. n. (mechanics) A protrusion, frequently a cylinder of material that extends beyond a hole. | |
| 5. n. (architecture) A knob or projection, usually at the intersection of ribs in a vault. | |
| 6. n. (archery) the target block, made of foam but historically made of hay bales, to which a target face is attached. | |
| 7. n. A wooden vessel for the mortar used in tiling or masonry, hung by a hook from the laths, or from the rounds of a ladder. | |
| 8. n. A head or reservoir of water. | |
| 9. v. To decorate with bosses; to emboss. | |
| 10. n. (obsolete) A hassock or small seat, especially made from a bundle of straw. | |
| 11. n. A person who oversees and directs the work of others; a supervisor. | |
| Bad people make for bad bosses. ― Dawn Pine | |
| 12. n. A person in charge of a business or company. | |
| Chat turned to whisper when the boss entered the conference room. | |
| My boss complains that I'm always late to work. | |
| 13. n. A leader, the head of an organized group or team. | |
| They named him boss because he had good leadership skills. | |
| 14. n. The head of a political party in a given region or district. | |
| He is the Republican boss in Kentucky. | |
| 15. n. (informal, especially, India) A term of address to a man. | |
| Yes, boss. | |
| 16. n. (video games) An enemy, often at the end of a level, that is particularly challenging and must be beaten in order to progress. | |
| 17. n. (humorous) Wife. | |
| There's no olive oil; will sunflower oil do? — I'll have to run that by the boss. | |
| 18. v. To exercise authoritative control over; to tell (someone) what to do, often repeatedly. | |
| 19. adj. (slang) Of excellent quality, first-rate. | |
| That is a boss Zefron poster. | |
