spray and pray v. phr. to indiscriminately aim and deliver (bullets, insecticide, perfume, a marketing message, golf balls, etc.). (source: Double-Tongued Dictionary)
Further reading
Book recommendations, including a collection of short stories inspired by dictionaries, and a techno-thriller for teens. Or, how about novels with an upbeat message? Publishers call this genre up lit. Plus, a clergyman ponders an arresting phrase in...
Irv in Montreal, Canada, says that in his city, English speakers will typically use the word messages where others might use errands, as in I’m going to do some messages. The oldest meaning of the word errand is “message,”...