1 definition by W. R. D. Smith

An imaginary alligator who helps boaters navigate unfamiliar or dangerously shallow waters; a reference somtimes used by boaters in Florida, possibly originating from a contraction of "see" and "navigator" (Navigating by looking at the water).
“The Sea Gator kept me from hitting that rock by the sand bar."
by W. R. D. Smith December 18, 2011
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