X-s-and-o-s definition

(idiomatic, sports) The fundamental elements of a play.
noun
3
1

The college co-ed signed her letter to her mother with X's and O's.

abbreviation
1
0
(idiomatic, management) The basic delineation of roles in a project.
noun
1
1
noun
0
0
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Origin of x-s-and-o-s

  • Derived from the use of the letters X and O as common stand-ins for other concepts.

    From Wiktionary