1. Vast treeless plains in S. America.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• pompus,
• pompis,
• papars,
• pompai,
• ampus,
• pompas,
• pumpes,
• fampus,
• pompass,
• pamalas,
• purpas,
• pumpus,
• pompos,
• tampas,
• pompay,
• pompays,
• famas,
• pammas,
• lampas,
• -ampas

The adjective form of the word "pampas" is "pampasian".

The plural of the "pampas" can be the "pampas".

The singular of the "pampas" can be the "pampas".