Artificial intelligent assistant

gan

I. gan slang.
    (gæn)
    [Perh. connected with gane v.; or possibly a. Welsh geneu, Cornish ganau, mouth.]
    The mouth.

1567 Harman Caveat (1869) 82 Gan, a mouth. 1609 Dekker Lanthorne & Candle-lt. C j b, Thou shalt pek my Iere In thy Gan. 1641 Brome Joviall Crew ii. Wks. 1873 III. 391 This Bowse is better then Rum-bowse, It sets the Gan a gigling. a 1700 B. E. Dict. Cant. Crew, Gan, a Mouth, Ganns, the Lipps. 1725 in New Cant. Dict. 1785 in Grose Dict. Vulg. Tongue, s.v.

II. gan
    erron. form of can in to can thanks (see can v.1 10).
III. gan
    pa. tense of gin; obs. infin. of go.

Oxford English Dictionary

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