threading /ˈθɹɛdɪŋ/ noun3 •The act or process by which something is threaded (in various senses).The majority, 96.2 percent, of the e-mails had only up to four threadings. — 2011 •An ancient Eastern method for removing hair by means of a thread, which is rolled over the hair in order to pluck it out at the follicle level; especially used in the context of eyebrows. •A screw thread. formsthreadings