an act or instance of chinning a horizontal bar, rod, or the like.

Origin of chin-up

First recorded in 1880–85 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for chin-up

Contemporary Examples of chin-up

Word Origin and History for chin-up

also chinup, type of exercise, 1951, from chin (v.) + up (adv.). Earlier it was called chinning the bar and under names such as this is described by 1883.

Online Etymology Dictionary, © 2010 Douglas Harper