jib

jib (http://definr.com/jib)

     n : any triangular fore-and-aft sail (set forward of the
         foremast)
     v 1: refuse to comply [syn: resist, balk, baulk]
     2: shift from one side of the ship to the other; "The sail
        jibbed wildly" [syn: jibe, gybe, change course]