Meaning: It鈥檚 all good
What鈥檚 the point of mashed potatoes, turkey, or poutine without a rich dolloping of gravy. This phrase originated from an Old English saying. Life, it explained, is meat and potatoes, and the luxuries are gravy. So essentially when you say "it鈥檚 all gravy," you鈥檙e saying "it" is all the awesome, saucy goodness in the world.