Straight
Part of speech: adjective
Definition: Not crooked or bent; having a constant direction throughout its length. Strictly along political lines. Direct, truthful, frank. As it should be. Undiluted. Having all cylinders in a single row. (referring to an internal combustion engine) Conventional. Heterosexual. Satisfied. Boring, unappealing, bad or of low quality. On, or near a line running between the two wickets.
Part of speech: adverb
Definition: Of a direction relative to the subject, precisely; as if following a direct line. Of movement or travel, directly; without pause, delay or detour. Continuously; without interruption or pause.
Part of speech: noun
Definition: A part of a racecourse, running track or other road etc that is not curved. A heterosexual. In poker, five cards in sequence.
Example sentence: Tequila. Straight. There's a real polite drink. You keep drinking until you finally take one more and it just won't go down. Then you know you've reached your limit.
Cisgender
Part of speech: adjective
Definition: Not transgender; identifying with the same social gender as most people with the same biological sex.