1- Grease in a dream makes us aware that we perhaps have not taken as much care in a situation as we should have done. We have created circumstances which do not give us an adv antage and could be ‘slippery’ or uncomfortable.
2- We should use better judgement before putting ourselves at risk. Grease may also signify making things easier for ourselves.
3- Grease has two spiritual meanings in dreams. It may represent either simplicity or contamination. It will be up to the dreamer, depending on the other circumstances in the dream to decide which applies.... Ten Thousand Dream Dictionary
Dreams of a speak-easy symbolize feelings and secrets that you have kept hidden beneath the radar. This dream could symbolize that you are feeling confident enough to speak easily about your underground feelings that are beginning to reveal themselves. You are recognizing the social masks you wear as a front to cover your true feelings. See Integration Dreams.... Strangest Dream Explanations