flab jab
n.— «Drug regulators have started a national campaign against the cosmetic use of Lipostabil for the treatment—commonly known as the “flab jab”—in which it is injected under the skin, after a boom in its use as an anti-cellulite medication.» —“You’re on your own if you give flab jab, insurers warn doctors” by Sam Lister Times (Londong, England) July 18, 2005. (source: Double-Tongued Dictionary)