GREAT SLAVE LAKE(noun)Did you mean?RhymesDefinitions There is 1 meaning of the phrase Great Slave Lake. Great Slave Lake - as a noun A lake in the northwest territories in northwestern canada; drained by the mackenzie river Word Variations & RelationsAnagramsStarts GStarts GRStarts GREStarts GREAEnds EEnds KEEnds AKEEnds LAKEStarts G & ends EStarts GR & ends EStarts G & ends KEA-Z Proximitiesgreasiness11greasinesses13greasing10greasy10great6 Great Slave Lake great-auntgreat-nephewgreat-niecegreat-unclegreatcoat12