1. "Two": This is the most frequent meaning of "bi." It is used in compound words like "bilingue" (bilingual), "bicaméral" (bicameral), "bi-mensuel" (bimonthly).
2. "Double": This meaning is similar to "two" but implies a doubling of something. For example, "bi-ton" means "two-tone" and "bi-frontal" means "two-fronted."
3. "Binary": In technical contexts, "bi" can mean "binary." For example, "bi-stable" refers to something with two stable states.
4. "Bike": In slang, "bi" can be a shortened form of "bicycle."
5. "Bisexual": This meaning is used in the context of sexual orientation. However, it's important to note that using "bi" as a shorthand for "bisexual" can be seen as disrespectful by some people.
To understand the meaning of "bi" in a specific context, it's essential to look at the surrounding words and the overall meaning of the phrase.