(of a gay or bisexual man (or, rarely, of a lesbian), potentially offensive) Having the appearance, mannerisms, etc., of a stereotypical heterosexual of the same gender rather than those stereotypically associated with gay men or lesbians.

The narrow section of water between the eastern tip of Sicily and the southern tip of mainland Italy.

(informal) Living one's life opposing or eschewing the use of substances such as alcohol, tobacco, and drugs.

A flat, rectangular tool used to draw, cut or check the straightness of straight lines.

(chemistry) In medium-sized ring compounds, the strain due to repulsive interactions between substituents attached to non-adjacent ring atoms.

(uncountable) A lifestyle and subculture that advocates abstinence from alcohol, tobacco and the usage of recreational drugs. / (countable) Alternative form of straightedge

(poker) A hand that is both straight (the cards are all in sequence) and flush (the cards are all of the same suit).

(transitive) To make straight. / (transitive, idiomatic) To correct or rectify. / (transitive, idiomatic) To eliminate confusion from or concerning.

(pathology) injury to muscles and tendons caused by continuous repetitive use of particular muscle groups, especially in one's arms and hands, for example by using a keyboard and/or mouse, playing a musical instrument or working on an assembly line

A straight section of a racetrack.