Definitions
There is 1 meaning of the phrase
Rosin Bag.
Rosin Bag - as a noun
A bag filled with rosin; used by baseball pitchers to improve their grip on the ball
Example Sentences
"The baseball player applied the rosin bag to improve his grip on the bat."
"The pitcher used the rosin bag to enhance his grip on the ball."
"The gymnast dusted her hands with a rosin bag before gripping the parallel bars."
"The violinist rubbed the strings with a rosin bag to produce a clearer, more resonant sound."
"The weightlifter used a rosin bag to increase friction between his hands and the barbell."