Green’s Dictionary of Slang

1. killed, destroyed; exhausted; overwhelmed.

1962		(ref. to 1952) AS XXXVII:1 71: ‘Zapped.’.. I first heard it in 1952 while I was an undergraduate at Brown University. The term was in vogue [...] to designate precisely the process by which a student [...] had his ‘come-uppance’ in class or on an examination.
1969		Letter in Edelman Dear America (1985) 29 Jan. 256: It is only reasonable to fear being zapped over here, it is unreasonable to be more afraid of being zapped in the last few weeks of one’s tour.
1977		(con. 1969) M. Herr Dispatches 26: He goes up there himself and damned if the fucker didnt get zapped.
1990		S. Morgan Homeboy 320: They [...] waked him on the porch where Rings had watched him zapped.
1997–2000		Da Bomb 🌐 32: Zapped: Tired, no energy.

2. intoxicated by drink and/or drugs.

1972		Dahlskog Dict. Contemp. and Colloq. Usage.
1999		N. Cohn Yes We have No 249: The whole zapped multitude is back on its feet.
2000		Sun. Times Rev. 12 Mar. 3: The only time he was ever ‘biffed’ inside was when he approached an inmate zapped on heroin.