being implicit bias is a term that describes what's happening when, despite our best intentions and without our awareness, racial stereotypes and assumptions creep into our minds and affect our actions, there more like thought you didn’t know you had. however being racist a person who shows or feels discrimination or prejudice against people of other races, or who strongly believes that a particular race is superior to another. in other words someone who deeply believes people should be discriminated based on their skin color. Implicit bias usually comes off as being racist however it’s not. being implicit bias comes from the messages, attitudes, and stereotypes we pick up from the world we live in, and research over time and from different countries shows that it tends to line up with general social hierarchies. the danger of confusing these two are being implicit biased you might come off racist, implicit biases are reactionary, volatile, largely under the radar of conscious awareness. They do not imply blanket racism.
Colloquial speech refers to language that is common to a specific area or group. In this case, it's not proper English to say "gonna", but everyone understands it to be the combination of "going to"
