Definition: "Straight off" is an adverb that means to do something immediately or without any delay. When you do something "straight off," you do it as soon as possible, without waiting.
In more advanced contexts, "straight off" can be used to emphasize the quickness of an action or decision. For example: - "He made a decision straight off, showing his confidence in the matter."
"Straight off" can sometimes be confused with other phrases, but its primary meaning is related to immediacy. It doesn't have many different meanings like some other phrases might.
"Straight off" is a useful phrase to express a sense of urgency or immediacy.