spitball

English Thesaurus

1. an illegal pitch in which a foreign substance (spit or Vaseline) is applied to the ball by the pitcher before he throws it (noun.act)

hypernym	:	delivery, pitch,
definition	:	(baseball) the act of throwing a baseball by a pitcher to a batter (noun.act)

2. a projectile made by chewing a piece of paper and shaping it into a sphere (noun.artifact)

hypernym	:	missile, projectile,
definition	:	a weapon that is forcibly thrown or projected at a targets but is not self-propelled (noun.artifact)