straight

If something goes straight, it continues to move in one direction without turning.

Example: No not that road. Just keep driving straight.

If something is straight, it does not bend, or turn. It continues in one direction.

Example: He had had too much to drink and couldn't walk in a straight line.

Someone who is straight is heterosexual; being attracted to those of the opposite sex.

In the card game of poker, a straight hand has five sequential cards.

Example: A 5, 6, 7, 8, and 9 is considered a straight hand.