subsonic

Off they go at a subsonic 60 miles per hour.

They were using a subsonic round, the instructor told them.

She was also able to fly and run at subsonic speeds.

It also has a high, low, and a subsonic filter.

This is likely due to the subsonic ammunition being used.

And a sound beat down at our heads, a wind with an almost subsonic voice in it.

This round is offered in both a standard, and subsonic version.

We go subsonic until we're clear of the land.

A growl so low it was nearly subsonic came from his brother.

However, they thought that subsonic cargo planes would always be popular.

That makes it subsonic, something new and impossible to trace as such.

Under the plan, most women would receive instruction only in subsonic T-37 aircraft.

Some subsonic content is directly out of phase in each channel.

At the other end of the scale, subsonic frequencies can make you feel really uneasy.

In this scenario the subsonic L-159 would become the backbone of the air force.

There was an almost subsonic thump beyond the metal end of the car.

There was a growing light and a painful subsonic whine, but no result.

"I was thinking of something you told me once about certain subsonic frequencies affecting the emotions."

A lot of dance music is using sub bass, subsonic sounds.

One subsonic round from the 93-R took out guard number one.

Alas, for the rest of us, subsonic exhaustion remains our fate.

It's subsonic, which makes it a more inviting target and less elusive.

It seemed to pulse from his chest like the cut of a subsonic drill.

However the delta wing is less efficient for subsonic flight.

He became aware of a deep, almost subsonic groan that seemed to come from everywhere at once.