crosscheck

Short definition from Wiktionary

Noun

1. 1
   A verification (of information, data, or calculations) by using an alternative source or method.
2. 2
   An illegal maneuver where a player strikes another with the shaft of his stick, or the penalty thereby incurred.
3. 3
   A penalty where a player hits another player with the shaft of their lacrosse stick with their hands spread apart.

Verb

1. 1
   To verify (information, data, or calculations) by using an alternative source or method.
2. 2
   To commit the infraction of checking an opponent by using the shaft of one's stick with both hands.
3. 3
   To hit another player with the shaft of a lacrosse stick.