mamrēʾ מַמְרֵא ‘Mamre’ (Hebrew)

Etymology^?: from mārāʾ מָרָא ‘to flap’ ( in the sense of vigor )
Roots: מרא

mamrēʾ pr n m pers + pr n loc
Mamre = "strength" or "fatness"
n pr m
1) an Amorite who allied himself with Abram
n pr loc
2) an oak grove on Mamre's land in Palestine where Abraham dwelt
3) a place near Abraham's burial place, apparently identified with Hebron