The Collaborative International Dictionary of English v.0.48:

Famble \Fam"ble\, v. i. [OE. falmelen; cf. SW. famla to grope,
   Dan. famle to grope, falter, hesitate, Icel. f[=a]lma to
   grope. Cf. Famble.]
   To stammer. [Obs.] --Nares.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Famble \Fam"ble\, n. [Cf. Famble, v.]
   A hand. [Slang & Obs.] "We clap our fambles." --Beau. & Fl.
   [1913 Webster]