presenting favorable circumstances; likely to result in or show signs or success; "propitious omens"; "propitious gales speeded us along"; "a propitious alignment of planets for space exploration"
definitely or positively (`sure' is sometimes used informally for `surely'); "the results are surely encouraging"; "she certainly is a hard worker"; "it's going to be a good day for sure"; "they are coming, for certain"; "they thought he had been killed sure enough"; "he'll win sure as shooting"; "they sure smell good"; "sure he'll come"