bounceable

From bounce + -able.

bounceable (comparative more bounceable, superlative most bounceable)

1. Able to be bounced.
2. (slang, obsolete) Boastful.
   • 1867, The Savage-Club Papers, volume 1, page 57:

     […] to those who are unacquainted with his writings, and of whom I will not say worse luck, for it might appear bounceable, […]

   • 1881, Mark Lemon, Henry Mayhew, Tom Taylor, Punch, volumes 80-81, page 234:

     That Boy's a bit too bounceable; he'll find / Swelling brings dizziness.

• bounceably

• bouncy

• (boastful): John Camden Hotten (1873), The Slang Dictionary