(also techy ) / ˈteki; NAmE / noun
( pl. -ies ) ( informal ) a person who is expert in or enthusiastic about technology, especially computers
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WORD ORIGIN
1960s: from tech + -ie . First recorded as a US slang term for a technical college student, the word was later used as British service slang, denoting a technician. The current sense dates from the 1980s.