What does 猪 (zhū) mean in English?

Card 561HSK 2010 Level 4561/586
CARD561
PROGRESS96%
猪豬
zhū
hog; pig; swine; CL:口[kou3],頭|头[tou2]

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d