); ▁an ▁ir res ist ible ▁gravit ational ▁bu oy ancy ▁that ▁def ies ▁mere ▁ver bal ▁definition ." ▁ ▁Sw ing ▁has ▁been ▁called ▁" the ▁most ▁deb ated ▁word ▁in ▁jazz ". ▁When ▁jazz ▁perform er ▁C oot ie ▁Williams ▁was ▁asked ▁to ▁define ▁it , ▁he ▁j oked , ▁" Def ine ▁it ? ▁I ' d ▁rather ▁tack le ▁Ein stein ' s ▁theory !" ▁When ▁Louis ▁Arm strong ▁was ▁asked ▁on ▁the ▁B ing ▁C ros by ▁radio ▁show ▁what ▁swing ▁was , ▁he ▁said , ▁" Ah , ▁swing , ▁well , ▁we ▁used ▁to ▁call ▁it ▁sync op ation — then ▁they ▁called ▁it ▁rag time , ▁then ▁bl ues — then ▁jazz . ▁Now , ▁it ' s ▁swing . ▁Ha ! ▁Ha ! ▁White ▁fol ks , ▁yo ' all ▁sho ▁is ▁a ▁mess ." ▁ ▁Ben ny ▁Good man , ▁the ▁ 1 9 3 0 s - era ▁band le ader ▁nick named ▁the ▁" K ing ▁of ▁Sw ing ", ▁called ▁swing ▁" free ▁speech ▁in ▁music ", ▁whose ▁most ▁important ▁element ▁is ▁" the ▁liberty ▁a ▁solo ist ▁has ▁to ▁stand ▁and ▁play ▁a ▁ch orus ▁in ▁the ▁way ▁he ▁feels ▁it ". ▁His ▁contemporary ▁Tommy ▁Dor sey ▁gave ▁a ▁more ▁ambigu ous ▁definition ▁when ▁he ▁proposed ▁that ▁" Sw ing ▁is ▁sweet ▁and ▁hot ▁at ▁the ▁same ▁time ▁and ▁broad ▁enough ▁in ▁its ▁cre ative ▁conception ▁to ▁meet ▁every ▁challenge ▁tom orrow ▁may ▁present ." ▁Bo og ie -