Rattlesnake dream meaning is explained below using 2 different sources. Each interpretation is shown with its source.
Interpretation 1 — Stearn Robinson - Tom Corbett
As one would expect this dangerous snake in a dream is a symbol of unsuspected treachery from someone you trust, but if you heard its warning rattle and/or avoided its strike, you are likely to forestall the hostile .
maneuvers.
If it bit you, you must be prepared for a fight
Source: The Complete Guide to Interpreting Your Dreams • Author: Stearn Robinson - Tom Corbett
Interpretation 2 — DreamForth
To dream of a rattlesnake symbolizes your life journey and the passage of time.
Source: Dream Symbols and Analysis • Author: DreamForth