Beef Whiff
The lingering malodorous scent of a meal, usually from combination of meat and strong-scented vegetables (onion, broccoli, brussel sprouts, etc.) and/or other seasonings. The odor is most often detected tends to permeate structures where the meal was prepared (e.g., kitchen, living room, bedroom). The smell can also be detected on a person's clothing or skin.
"My mom made pot roast three days ago and the house STILL has beef whiff."