straight

1. Something that is not crooked or bent such as a part of a road or track.
2. Five cards in sequence.
3. A heterosexual.

   My friends call straights "heteros".

4. A normal person; someone in mainstream society.
5. A cigarette, particularly one containing tobacco instead of marijuana. Also straighter.

verb

To straighten.

1. Not crooked or bent; having a constant direction throughout its length.
2. (of a path, trajectory, etc.) Direct, undeviating.
3. Perfectly horizontal or vertical; not diagonal or oblique.
4. Describing the bat as held so as not to incline to either side; on, or near a line running between the two wickets.
5. Direct in communication; unevasive, straightforward.
6. Free from dishonesty; honest, law-abiding.
7. Serious rather than comedic.
8. In proper order; as it should be.
9. In a row, in unbroken sequence; consecutive.

   After four straight wins, Mudchester United are top of the league.

10. Describing the sets in a match of which the winner did not lose a single set.
11. Making no exceptions or deviations in one's support of the organization and candidates of a political party.

    a straight Democrat

12. Containing the names of all the regularly nominated candidates of a party and no others.

    a straight ballot

13. Conventional, mainstream, socially acceptable.
14. Heterosexual, attracted to people of the opposite sex.
15. (of a romantic or sexual relation) Occurring between people of opposite sex.

    straight marriage, sex, relationship

16. Not using alcohol, drugs, etc.
17. Not plus size; thin.

    shopping at a straight-sized store

18. Strait; narrow.
19. Stretched out; fully extended.
20. Thorough; utter; unqualified.
21. Of spirits: undiluted, unmixed; neat.
22. Concerning the property allowing the parallel-transport of vectors along a course that keeps tangent vectors remain tangent vectors throughout that course (a course which is straight, a straight curve, is a geodesic).

1. Of a direction relative to the subject, precisely; as if following a direct line.

   Go straight back.

2. Directly; without pause, delay or detour.

   On arriving at work, he went straight to his office.

3. Continuously; without interruption or pause.

   He claims he can hold his breath for three minutes straight.