shucks

1. an outer covering such as a husk or pod, especially the husk of an ear of maize.
2. a person or thing regarded as worthless or contemptible.

   he said the idea was a shuck

1. remove the shucks from maize or shellfish.

   shuck and drain the oysters

2. cause (someone) to believe something that is not true; fool or tease.

   they have enough psychology to know whether you're shucking them or whether you're being honest

   I don't need you shucking and jiving about my girl's name

late 17th century: of unknown origin.