Boulder dream meaning is explained below using 3 different sources. Each interpretation is shown with its source.

Interpretation 1 — Nancy Wagaman

Obstacle, challenge, or threat.

A moving or rolling boulder might represent momentum, critical mass, overwhelm, or the idea of being out of control.

Consider also the context of the boulder and how you felt about it.

See Stone, Hard Object, Big, Blockage or Obstacle

Source: The Curious Dreamer’s Dream Dictionary Author: Nancy Wagaman

Interpretation 2 — Joan Seaman - Tom Philbin

1. Strength and power.

2. Obstacles.

3. Severe, seemingly insurmountable difficulties are in the offing.

Source: New American Dream Dictionary Author: Joan Seaman - Tom Philbin

Interpretation 3 — Stearn Robinson - Tom Corbett

See Rock(s).
Source: The Complete Guide to Interpreting Your Dreams Author: Stearn Robinson - Tom Corbett