a glossy, black, European bird, Corvus monedula, of the crow family, that nests in towers, ruins, etc.
a large common Eurasian passerine bird, Corvus monedula, in which the plumage is black and dark grey: noted for its thieving habits: family Corvidae (crows)
1540s, the common name of the daw (Corvus monedula), “which frequents church towers, old buildings, etc.; noted for its loquacity and thievish propensities” [OED]. See jack (n.) + daw.
In modern times, parrots are almost the only birds that have the gift of speech, though connoisseurs are not ignorant that starlings and jackdaws have good abilities in that way, when properly educated. [“Chambers’ Home Book and Pocket Miscellany,” 1853]
[jakt] /dʒækt/ adjective, Slang. 1. very stimulated and excited, as from coffee or drugs. [jak] /dʒæk/ noun 1. any of various portable devices for raising or lifting heavy objects short heights, using various mechanical, pneumatic, or hydraulic methods. 2. Also called knave. Cards. a playing card bearing the picture of a soldier or servant. 3. […]
- Jacked in
adjective phrase Up-to-date and aware; on top of: I’m impressed by the level of techiness: people here are fully jacked in [1990s+; fr jack, ”male plug used in telephone and electronic patching,” hence ”totally connected”]
/dʒæˈkiːn/ noun 1. (Irish) a slick self-assertive lower-class Dubliner
[jak-uh-lin] /ˈdʒæk ə lɪn/ noun 1. a female given name.