bullfrog

• The word is rooted in Canadian Iroquois, but when said with a French Canadian accent it sounds exactly like a bullfrog.
• One or another of them was invariably piddling around with some utterly improbable gadget Sometimes the gimmicks turned out to be nothing but an enormous laugh, as when Monk Mayfair worked out a gas which he thought was a sure-fire nerve gas, effective through the skin pores, and confidently tried it out on himself, with the result that he turned as green as a bullfrog and stayed that way several months. —  139 - Weird Valley
• He wants to be king of New Orleans Mr. Mo had been sitting somewhat in the posture of a bullfrog, with his front paws or flippers turned in and his back legs folded. —  F ;SF; - vol 100 issue 02 - February 2001
• Sometimes he could understand Steve plain as day, other times it was a mangled croak, like a bullfrog with an attack of hiccups. —  Also by Lynda La Plante
• He made some kind of noise, sort of like a bullfrog with teeth chattering. —  AnalogSFF,March2008

Used in the Same Context