Proceeding or lying in an uninterrupted line or course
Having no irregularities, roughness, or indentations
Manifesting honesty and directness, especially in speech
Conforming to established practice or standards
Not diluted or mixed with other substances
In a direct line
With precision or absolute conformity
Not curved or twisted
the straight and narrow path
She looked him straight in the eye.
"I'm shocked," he said with a straight face.
If she could only think straight for a few seconds!
If you want anything come straight to me.
The cell repaired itself until it stood straight again.