1bind·ing 
/ˈbaɪndɪŋ/ noun
plural bind·ings /ˈbaɪndɪŋ/ noun 1 [count] : the cover of a book
▪ a leather binding 2 : a narrow strip of cloth attached along the edge of something [noncount] ▪ a carpet edged with canvas binding [count] ▪ The bindings have started to come loose. 3 : a device that attaches a boot to a ski
▪ a leather binding
