Definition of "flabby"

My attention was accidentally drawn to this aid, some five or six years ago, while attending a lady (multipara) in her confinement, who suffered from umbilical hernia, with large flabby abdomen.

1867 December 28, John Wades, “External Manual Pressure during Labour”, in The British Medical Journal, volume 2, page 601

A neglected gap was all the gate it had, and the first glance at the place was enough to let you see the flabby devil was running that show.

1899 February, Joseph Conrad, “The Heart of Darkness”, in Blackwood’s Edinburgh Magazine, volume CLXV, number M, New York, N.Y.: The Leonard Scott Publishing Company, […], part I, page 210

The strings of some violins when up to pitch are loose and flabby; some are very taut and hard.

1961, The Violin Makers' Journal - Volume 5, page 71

Chassis of 1950s-1970s bikes are flabby tubular structures, often weak to the point of lacking straight-line stability!

2008, Kevin Cameron, Sportbike Performance Handbook, page 135

A flabby wine might be described as a wine in which nothing stands out.

1996, Emile Peynaud, Jacques Blouin, The Taste of Wine: The Art Science of Wine Appreciation, page 229

An extremely hot region will give you flabby wine.

2008, Thomas Pellechia, The Complete Idiot's Guide to Starting and Running a Winery, page 103

As you revise, focus on eliminating flabby expressions. This takes conscious effort. As one expert copyeditor observed, “Trim sentences, like trim bodies, usually require far more effort than flabby ones.

2014, Mary Ellen Guffey, Dana Loewy, Business Communication: Process and Product, page 178