left and right

• right and left
• left, right and center, left, right and centre
• right, left and center, right, left and centre

left and right (plural left and rights)

1. (shooting) Two rapid successful shots from a double-barrelled gun.
   • 1956, Gerald Durrell, chapter 12, in My Family and Other Animals, London: Penguin, pages 180-81:

     Apparently a left-and-a-right in hunting parlance meant to shoot and kill two birds or animals in quick succession, first with your left barrel and then with your right.

left and right (not comparable)

1. (Canada, US) All over the place; indiscriminately; frequently or excessively.

   You can't expect to eat desserts left and right and not gain weight.

   • 2014, Linus Torvalds, DebConf: Q&A with Linus Torvalds:

     And then all the distributions come in and they screw it all up. Because they break binary compatibility left and right

• right and left