(law, Australia, Britain, Hong Kong, New Zealand, Canada) A barrister on the opposing side of a dispute; a member of opposing counsel.

Participants in a two-way relationship that is closer than a typical friendship, especially a romantic or marital relationship.

(Internet slang) A suggestion that an individual could learn something using an Internet search engine, rather than asking others.

(informal) A person with whom one has only a very casual and superficial friendship.

plural of hi-bye friend

(idiomatic, humorous) Friends who have underworld connections or are involved in shady underdealings.

While love is a luxury, material wealth (particularly jewellery) is more valuable to a girl.

Two parties who have an enemy in common should join forces against it.

Borrowed money should be paid back as soon as possible.

It is sometimes necessary to cooperate with a person one does not like or agree with, in order to combat a common threat.