eyewash

Short definition from Wiktionary

Noun

1. 1
   The washing out of the eyes with copious solution (usually water alone) to quickly remove an irritant, as for example in laboratories and industrial plants; the washing solution itself.
2. 2
   A soothing medicated lotion for the eyes.
3. 3
   Camouflage; disguise; false front; pretense; nonsense.

Verb

1. 1
   To fool with nonsense or flattery.
2. 2
   To keep information secret by sending false information to many people in one's own organization, and correct information to a select few.