It also seemed an imposition to use such an intimate form of contact for casual exchanges.

His carefree air would convince anyone but an empath that he had just enjoyed a casual exchange with the captain.

Eight years ago, such a casual exchange was almost unimaginable in this conservative town, about 160 miles northeast of Pretoria, and it is still rare.

A casual exchange, mere idle conversation.

Or the casual exchange between a pharmacist and a rural neighbor who describes a pain running down his left arm?

Even in the most casual exchanges, hidden agendas and unspoken tensions percolate beneath the surface.

Initially, the imitation is mocking in character, then becomes more of a casual exchange, and ends in a spirit of true cooperation.

The hounds began baying in earnest, drowning the casual exchanges of their masters.

What he missed most in France, he said, was the casual scientific exchange that took place at the Watson lab.

This marked the beginning of a series of casual exchanges of citizens.