staple
1. sta.ple \'sta--p*l\ n [ME stapel post, staple, fr. OE stapol post; akin
to MD stapelX step, heap, emporium, OE steppan to step 1: a U-shaped metal
loop both ends of which are driven into a surface to ho ld the hook, hasp,
or bolt of a lock, secure a rope, or fix a wire in place 2: a small
U-shaped wire both ends of which are driven through layers of th in and
easily penetrable material (as paper) and usu. clinched to hold the layers
together
2. staple \-p(*-)lin\ vt or sta.pling : to provide with or secure by
staples
3. staple n [ME, fr. MD stapel emporium] 1: a town used as a center for the
sale or exportation of commodities in bu lk 2: a place of supply : SOURCE
3: a chief commodity or production of a place 4a: a commodity for which
the demand is constant 4b: something having widespread and constant use or
appeal 4c: the sustaining or principal element : SUBSTANCE 5: RAW
MATERIAL 6a: textile fiber (as wool or rayon) of relatively short length
that when s pun and twisted forms a yarn rather than a filament 6b: the
length of a piece of such textile fiber
4. staple aj 1: used, needed, or enjoyed constantly usu. by many
individuals 2: produced regularly or in large quantities 3: PRINCIPAL,
CHIEF {~ crop}