• noun
• synonym
• antonym

• skull and crossbones (noun)
  1. a picture of a human skull with two bones crossed below it, used in past times on the flags of PIRATE ships
  2. a picture of a human skull with two bones crossed below it, used on containers to show that what is inside is poison or very dangerous
• skull cap (noun)
  1. a small round close-fitting hat for the top of the head, worn sometimes by Christian priests or Jewish men
• skull practice (noun)
  1. teaching strategy to an athletic team
• skull session (noun)
  1. as of executives or advisors a session to discuss policy or strategy or to solve problems or exchange ideas
  2. teaching strategy to an athletic team
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