Used to express irritation or annoyance while dismissing someone.

Dismissive Tone

Doesn't mean to actually get on a bike; it's a metaphor for leaving.

Not Literal

Common in spoken language among friends or in informal settings, not in formal writing.

Prompts someone to start doing something with a sense of urgency.

The phrase isn't referring to actual bike riding; it means to start moving quickly.

It's a casual way to tell someone to hurry up without being too serious.