| plain |  | |
| 1. adj. (now rare, regional) Flat, level. | |
| 2. adj. Simple. | |
| 3. adj. Ordinary; lacking adornment or ornamentation; unembellished. | |
| He was dressed simply in plain black clothes. | |
| a plain tune | |
| 4. adj. Of just one colour; lacking a pattern. | |
| a plain pink polycotton skirt | |
| 5. adj. Simple in habits or qualities; unsophisticated, not exceptional, ordinary. | |
| They're just plain people like you or me. | |
| 6. adj. (of food) Having only few ingredients, or no additional ingredients or seasonings; not elaborate, without toppings or extras. | |
| Would you like a poppy bagel or a plain bagel? | |
| 7. adj. (computing) Containing no extended or nonprinting characters (especially in plain text). | |
| 8. adj. Obvious. | |
| 9. adj. Evident to one's senses or reason; manifest, clear, unmistakable. | |
| 10. adj. Downright; total, unmistakable (as intensifier). | |
| His answer was just plain nonsense. | |
| 11. adj. Open. | |
| 12. adj. Honest and without deception; candid, open; blunt. | |
| Let me be plain with you: I don't like her. | |
| 13. adj. Clear; unencumbered; equal; fair. | |
| 14. adj. Not unusually beautiful; unattractive. | |
| Throughout high school she worried that she had a rather plain face. | |
| 15. adv. (colloquial) Simply | |
| It was just plain stupid. | |
| I plain forgot. | |
| 16. n. (rare, poetic) A lamentation. | |
| 17. v. (reflexive, obsolete) To complain. | |
| 18. v. (ambitransitive, now rare, poetic) To lament, bewail. | |
| to plain a loss | |
| 19. n. An expanse of land with relatively low relief. | |
| 20. n. A battlefield. | |
| 21. n. (obsolete) A plane. | |
| 22. v. (obsolete, transitive) To level; to raze; to make plain or even on the surface. | |
| 23. v. (obsolete, transitive) To make plain or manifest; to explain. | |
