monkey board
n.— «The men were injured when a finger came out of a monkey board knocking both men down and falling across them.» —“Two Men Injured In Oil Field Accident” in Raymondville Valley Morning Star (Harlingen, Texas) July 24, 1945. (source: Double-Tongued Dictionary)
Further reading
What exactly is a planet? Controversy over this question led to Pluto’s redefinition, along with a brand-new English word. And: Some people now use the phrase all the things! to mean and whatnot or you know what I mean. This new sense of all...
A Dallas, Texas, woman and her friends often use the expression All the things to mean something like and whatnot or as a way to signal a kind of mutual understanding, suggesting something similar to the phrase you know. This sense probably comes...