riveting /ˈrɪvɪtɪŋ/noun 3adjective 1forms 3 noun3 •The act of joining with rivets. •The act of spreading out and clinching the end, as of a rivet, by beating or pressing. •A set of rivets; rivets collectively.Principles working upon materials, as lathes, boring, planing, which should guide the choice of the means of supply, mortising, riveting, and screw-cutting machines. — 1852 adjective1 •Commanding the attention of spectators. formsrivetings · more riveting · most riveting