Sentence:  Small , shirt-sleeved orchestras play in 2 4 or 4 4 time , <WSD>using</WSD> guitars , violins , and more alien instruments with names that would open Sesame : the oud , grandfather of the lute ; the darbuka , a small drum with the treelike shape of a roemer glass ; the def , a low-pitched tambourine . 
Meaning of the word marked with <WSD> tags:  put into service; make work or employ for a particular purpose or for its inherent or natural purpose