for fifty years  It’s my parents’ golden wed-ding next Tuesday. 2. same as golden wed-ding anniversary

ship sank in fifty fathoms of water.  verb  to fathom something or someone out to un-derstand something or someone mysterious

the cardinal number that is the product of ten and five, The sum of five tens; fifty units or objects, A decade or the numbers from 50 to 59, adjective_ being ten more than forty