Artificial intelligent assistant

under-and-over

ˈunder-and-ˈover, a. (and n.) phr.
  Also unhyphened.
  [under adv. 1.]
  = over-and-under a. Also absol. as n.

1881 W. W. Greener Gun & its Development 380 (caption) Under and over Wedge-fast Gun. 1911 Encycl. Brit. XXIII. 336/1 There is also Greener's ‘under and over’, the rifle barrel being topmost (usually 16-bore shot-gun barrel and ·450 rifle barrel). 1931 G. Burrard Modern Shotgun I. ix. 235 (heading) The Woodward ‘under and over’ gun. 1958 Spectator 1 Aug. 163/1 The ‘professionals’..tended to shoot with under-and-over guns. 1969 C. C. Trench Shooter & his Gun viii. 97 (caption) Double-barrelled under and over.

Oxford English Dictionary

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