B/M stands for;
| S/NO | Abbr. | Meaning |
| 1 | B/M | (Seat)Belts – Motorized |
| 2 | BM | (USN Rating) Boatswain’s Mate |
| 3 | Bm | Baader-Meinhof (German terrorists) |
| 4 | BM | Baby Mama (2008 movie) |
| 5 | BM | Babymetal (band) |
| 6 | BM | Baby’s Mother |
| 7 | BM | Bachelor of Medicine |
| 8 | BM | Bachelor of Music (degree) |
| 9 | BM | Back Marker |
| 10 | BM | Back Matter |
| 11 | BM | Background Music |
| 12 | BM | Backyard Monsters (gaming) |
| 13 | BM | Bad Manners |
| 14 | BM | Bakis Model (speech recognition) |
| 15 | BM | Balanced Measure |
| 16 | BM | Ballistic Missile(s) |
| 17 | BM | Ballymena (UK) |
| 18 | BM | Banca Mondiale (Italian) |
| 19 | BM | Banco Mundial (Spanish: World Bank) |
| 20 | BM | Banque Mondiale (French: World Bank) |
| 21 | BM | Banyak Maunya (Indonesian: I Wish a Lot) |
| 22 | BM | Barry Manilow (musician) |
| 23 | BM | Basal Metabolism |
| 24 | BM | Base Movement |
| 25 | BM | Baseball Mogul (baseball simulation computer game) |
| 26 | BM | Basement Membrane |
| 27 | BM | Basic Mirroring (computing) |
| 28 | BM | Basilar Membrane |
| 29 | BM | Bastard Machine (band) |
| 30 | BM | Batman |
| 31 | BM | Battery Machines |
| 32 | B/M | Battle Management |
| 33 | BM | Battle Management |
| 34 | BM | Battlefield Management |
| 35 | BM | Battlemac (gaming clan) |
| 36 | BM | Battlespace Management |
| 37 | BM | Baumeister (German: manager of building projects) |
| 38 | BM | Bazaar Malay |
| 39 | BM | Be Mine |
| 40 | BM | Beachmaster |
| 41 | BM | Beam |
| 42 | BM | Bearing Mean |
| 43 | BM | Beast Machines |
| 44 | BM | BeastMaster (Utopia game) |
| 45 | BM | Beatae Memoriae (Latin: Of Blessed Memory) |
| 46 | BM | Beatmania (DJ simulator game) |
| 47 | BM | Beats Me |
| 48 | BM | Beautiful Midnight (Matthew Good Band album) |
| 49 | BM | Beautiful Music (broadcast radio format) |
| 50 | BM | Beer Money |
| 51 | BM | Behavior Modification |
| 52 | BM | Behavioral Modeling |
| 53 | BM | Belgian Malinois |
| 54 | BM | Beli Manastir, Croatia (automobile code) |
| 55 | BM | Bella Morte (band) |
| 56 | B/M | Below Mentioned |
| 57 | BM | Bench Mark |
| 58 | BM | Benchmarking |
| 59 | BM | Bending Moment |
| 60 | BM | Berlekamp-Massey (algorithm) |
| 61 | BM | Bible Museum |
| 62 | BM | Big Mac |
| 63 | BM | Big Mouth |
| 64 | BM | Bill Maher (comedian) |
| 65 | BM | Bill Murray (actor) |
| 66 | B/M | Bill of Material |
| 67 | BM | Bill of Material |
| 68 | BM | Billy Mays (William Darrell Mays; 1958-2009) |
| 69 | BM | Biomarker |
| 70 | BM | Birlesmis Milletler (Turkish: United Nations ) |
| 71 | BM | Birmingham Midshires (building society bank, UK) |
| 72 | BM | Birth Mother |
| 73 | BM | Birthday Message |
| 74 | BM | Birthmark |
| 75 | BM | Bishop Museum (Honolulu, HI) |
| 76 | BM | Bismarck |
| 77 | BM | Bitch Magnet (band) |
| 78 | BM | Bite Me |
| 79 | BM | Bituminous Macadam (transportation engineering) |
| 80 | BM | Black Madonna |
| 81 | BM | Black Mage (gaming) |
| 82 | BM | Black Magic |
| 83 | BM | Black Male |
| 84 | BM | Black Market (illegal trade) |
| 85 | BM | Black Mesa (gaming) |
| 86 | BM | Black Metal (music genre) |
| 87 | BM | Blademaster (gaming) |
| 88 | BM | Blonde Moment |
| 89 | BM | Blood Magic (Path of Exile; gaming) |
| 90 | BM | Bloodmage (gaming character) |
| 91 | BM | Bloody Mary |
| 92 | BM | Blue Mage (gaming) |
| 93 | BM | Blue Merle |
| 94 | BM | Blue Moon |
| 95 | BM | Blue Mountain (railroad) |
| 96 | BM | Blueberry Muffin (various applications) |
| 97 | BM | Bluff Master (Indian film) |
| 98 | BM | Bluff Me (gaming, World of Warcraft) |
| 99 | BM | Board Measure |
| 100 | BM | Boatswains Mate |
| 101 | BM | Bob Marley |
| 102 | BM | Body Mounted |
| 103 | BM | Boehringer Mannheim (blood test) |
| 104 | BM | Boilermaker |
| 105 | BM | BOINC (Berkeley Open Infrastructure for Network Computing) Manager |
| 106 | BM | Bolliger & Mabillard (roller-coaster maker) |
| 107 | BM | Bone Marrow |
| 108 | BM | Boo Mansion (forum/website) |
| 109 | BM | Book to Market (stocks) |
| 110 | BM | Bookmark |
| 111 | BM | Boston and Maine Railroad Corporation |
| 112 | BM | Bound Mode |
| 113 | BM | Bounding Method |
| 114 | BM | Bowel Movement |
| 115 | BM | Brain Man (TV series) |
| 116 | BM | Branch Manager |
| 117 | BM | Branch Material |
| 118 | BM | Branch on Minus |
| 119 | BM | Branch on Mixed (IBM) |
| 120 | BM | Brazilian Male |
| 121 | BM | Breakdown Maintenance |
| 122 | BM | Breast Milk |
| 123 | BM | Brewmaster (gaming) |
| 124 | BM | Brian May (guitarist) |
| 125 | BM | Brick & Mortar (as opposed to existence exclusively on the Internet) |
| 126 | BM | Bridesmaid |
| 127 | BM | Bridge Mux (software) |
| 128 | BM | Bridgemonkeys (gaming clan) |
| 129 | BM | Briefing Message |
| 130 | BM | Brigada Militar (south Brazilian military police) |
| 131 | BM | Brigade Major (Staff Officer to Brigade Commander) |
| 132 | BM | British Midland (Airline) |
| 133 | BM | British Museum |
| 134 | BM | Broadcast Management |
| 135 | BM | Brogan Maintenance (military slang) |
| 136 | BM | Bronze Metal |
| 137 | BM | Buddhist Modernism |
| 138 | BM | Buffer Map (computer science) |
| 139 | BM | Build Margin |
| 140 | BM | Building Manager |
| 141 | BM | Bull Moose (political party) |
| 142 | BM | Bundesministerium (Federal Ministry, Austria) |
| 143 | BM | Bundesverband Mediation (German: Federal Mediation Association) |
| 144 | BM | Bureau of Mines |
| 145 | BM | Burger Machine (Philippine fast food chain) |
| 146 | BM | Burma |
| 147 | BM | Burning Man |
| 148 | BM | Burning Metro (band) |
| 149 | BM | Burst Mode |
| 150 | BM | Bus Mastering |
| 151 | BM | Bus Monitor |
| 152 | BM | Bus Mouse |
| 153 | BM | Bushmaster |
| 154 | BM | Business Machines |
| 155 | BM | Business Management |
| 156 | BM | Business Manager |
| 157 | BM | Myanmar (assumed name of Burma) |
B/M