[1] : The Collaborative International Dictionary of English v.0.48

tumbling \tum"bling\,
   a.  vb. n. from tumble, v.
   1913 webster

   tumbling barrel. same as rumble, n., 4.

   tumbling bay, an overfall, or weir, in a canal.
      1913 webster tumbrel
see also:
tumble tumbling barrel rumble tumbling bay 

Tumbling >> T Words
Tumbling, definition of term: Tumbling
tumbling_pag1.html

Barrel >> B Words
Barrel, definition of term: Barrel
barrel_pag1.html

Barrel Vault >> B Words
Barrel Vault, definition of term: Barrel Vault
barrel+vault_pag1.html

Barrel Roll >> B Words
Barrel Roll, definition of term: Barrel Roll
barrel+roll_pag1.html

Barrel Maker >> B Words
Barrel Maker, definition of term: Barrel Maker
barrel+maker_pag1.html

Pork Barrel >> P Words
Pork Barrel, definition of term: Pork Barrel
pork+barrel_pag1.html

Gun Barrel >> G Words
Gun Barrel, definition of term: Gun Barrel
gun+barrel_pag1.html

Gun Barrel City >> G Words
Gun Barrel City, definition of term: Gun Barrel City
gun+barrel+city_pag1.html