Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

"loud noise," 1560s, perhaps imitative. Klein compares Gaelic racaid "noise." Meaning "dishonest activity" (1785) is perhaps from racquet, via notion of "game," reinforced by rack-rent "extortionate rent" (1590s), from rack (n.1).

MORE RELATED WORDS FOR THE RACKETS

organized crime

nouncoordinated criminal organization
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.