DCHP-1 Online
smudge fire 
a fire which gives off dense, acrid smoke from having damp moss, green grass or leaves, etc. heaped on its flames.
See also: smudge (def. 1)
- 1909 The dun smoke of a smudge-fire shows that Harry is in prairie fashion protecting our stock, and I see it drifting eastward across the dusty plain, with the cattle seeking shelter from mosquitoes under it.
- 1956 We had to build a big smudge fire for each dog.
- 1909 The dun smoke of a smudge-fire shows that Harry is in prairie fashion protecting our stock, and I see it drifting eastward across the dusty plain, with the cattle seeking shelter from mosquitoes under it.