skull session

See more synonyms for skull session on Thesaurus.com
noun
  1. a meeting for the purpose of discussion, exchange of ideas, solving problems, etc.
  2. a meeting held by an athletic coach, as of football, to instruct team members in new plays or special strategy.

Origin of skull session

First recorded in 1935–40
Also called skull practice.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018