trig
Cross references: 1. neat 1. trig \'trig\ aj [ME, trusty, nimble, of Scand origin; akin to ON tryggr faithful; akin to] OE tre-owe faithful - more at TRUE 1: stylishly trim : SMART 2: extremely precise : PRIM dial chiefly Brit 3: FIRM, VIGOROUS 2. trig vt or trigged; or trig.ging dial chiefly Brit : to put in order : TIDY - usu. used with up 3. trig vt or trigged; or trig.ging [perh. of Scand origin; akin to ON tryggja to make firm; tryggr fai]thful chiefly dial : to restrain from moving or shifting : as : to stop or slow (a wheel) usu. by placing a wedge or block under it : to support with props or wedges 4. trig n chiefly dial : a stone or block used as a support in trigging 5. trig n : TRIGONOMETRY
Webster's English Dictionary