The meaning of the Acronym LBM is...

LBM is

• Little Brown Mushroom

More Meanings For LBM:

• Linear Bit Map image format
• Bitmap graphics (Amiga Interleaved Bitmap format) (Deluxe Paint)
• Linear bitmap graphics (XLib)
• Load Buffer Memory
• Lean Body Mass
• Little Brown Mushroom
• Little Big Mat
• The Lattice Boltzmann Method
• Lower Black Magick
• Luabo, Mozambique

LBM is also in:

• Airport Codes
• Electronics
• File Extensions
• Food
• NASA
• Physiology
• Unfiled