The smaller of two channels in a river that diverge to form an island. / A secondary channel of activity, typically in parallel with primary channels and somewhat independent of them.

Alternative spelling of backchannel

If you do me a favor then I will do you a favor; quid pro quo.

A Middle Eastern (originally Lebanese) dish made from a purée of roasted aubergine (eggplant), garlic, and tahini, often eaten as a dip with bread.

A baby monitor.

A service, offered by some hotels, of the use of a baby monitor in a guest's room.

(idiomatic) At a time in the distant past.

(idiomatic) At a time in the distant past.

An intercom system that enables a person to remotely detect sounds of distress from a baby; a baby alarm. / A device used to measure the vital signs of a baby.

(idiomatic) To be particularly, especially uncannily, observant; a perceived ability to see in all directions at once.