1. having little extent from one surface to its opposite
thin paper
2. measuring little in cross section or diameter
thin rope
3. not dense in arrangement or distribution
thin hair
4. not well fleshed lean
5. more fluid or rarefied than normal
thin air
6. having less than the usual number scanty
thin attendance
7. few in number scarce
8. scantily supplied
9. characterized by a paucity of bids or offerings
a thin market
10. lacking substance or strength
thin broth a thin plot
11. infertile, poor
12. flimsy, unconvincing
a thin disguise
13. disappointingly poor or hard
had a thin time of it
14. somewhat feeble, shrill, and lacking in resonance
a thin voice
15. lacking in intensity or brilliance
thin light
16. lacking sufficient photographic density or contrast
17. scarce sense 1
18. to make thin or thinner:
19. to reduce in thickness or depth attenuate
20. to make less dense or viscous
21. dilute, weaken
22. to cause to lose flesh
thinned by weeks of privation
23. to reduce in number or bulk
24. to become thin or thinner
25. to become weak
26. in a thin manner thinly —used especially in combination
thin-cladthin-flowing
27. having a small distance between the top and bottom or front and back surfaces not thick
28. not having a lot of extra flesh on the body not fat
29. not growing closely together not growing in a large amount
30. to become less crowded, close together, or full
31. to make (a liquid) less thick by adding water or some other liquid to it
32. to become less thick as more hairs fall out over time
33. in a way that makes thin pieces, layers, etc.
34. having little body fat
35. having little size from one surface to its opposite not thick
a thin board
36. having the parts not close together
thin hair
37. flowing very easily
a thin soup
38. having less than the usual number
Attendance was thin.
39. not very convincing
a thin excuse
40. somewhat weak or high
a thin voice
41. having less oxygen than normal
thin air
42. to make or become smaller in thickness or number
The crowd was beginning to thin.