1. The horned owl.

2. A tumour in the groin or armpit.

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

• biblo,
• boubt,
• kubb,
• bobo,
• buba,
• bbbb,
• bumo,
• bureo,
• befo,
• buero,
• bmboo,
• bumby,
• hubbo,
• bub,
• bubly,
• bibao,
• burbon,
• bebo,
• boubon,
• buya

• bubb,
• bufo,
• buy off,
• buoy up,
• buff.

The adjective form of the word "bubo" is "bubonic".

The plural of the "bubo" can be the "buboes".

The plural of the "bubo" can be the "bubos".

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