last_word
1. [ noun ] (writing) an authoritative statement
Examples:

"my doctor has the last word on the medicines I take"

Related terms: authority
2. [ noun ] elegance by virtue of being fashionable
Synonyms: chicness modishness smartness stylishness swank chic
Related terms: elegance jauntiness
3. [ noun ] the final statement in a verbal argument
Examples:

"she always gets the last word"

Related terms: argument
Similar spelling:   Lassiter
  Lasseter
  last_rites
  Laster
  last_resort
  last_hurrah