[pahm-pair-oh, pam-; Sp. pahm-pe-raw] 
[-rohz; Sp. -raws] . | a cold and dry southwesterly wind that sweeps down over the pampas of Argentina from the Andes. |
| pam·pe·ro (pām-pâr'ō, päm-) n. pl. pam·pe·ros A strong cold southwest wind that blows across the Pampas. [American Spanish, from pampa, pampa; see pampa.] |