- mean low water.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for mlw
Shuj Khn seized the kingdom of Mlw, whilst two rival claimants disputed the eastern provinces.
For the moment Mlw was lost, but the year did not expire before the Mughal generals, largely reinforced, had recovered it.
Indeed it had carried on a not unsuccessful war with its nearest neighbour, Mlw.