pēˈke(ˌ)rō, pə̇ˈk- noun
( -s )
Etymology: American Spanish, from Spanish, pikeman, from pica pike (from picar to prick, pierce, from — assumed — Vulgar Latin piccare ) + -ero -er — more at pike
: any of several gannets of the western coast of America ; especially : a booby of this region