| Bee in your bonnet | If someone is very excited about something |
| Bee's knees | outstanding or best in its class |
| Before the ink is dry | situation changing quickly right after a contract or agreement is made |
| Beg the question | assume something to be true that has not yet been proved |
| Beggars cant be choosers | people in need must accept any help that they are offered even if it is not a complete solution to their problems |
| Behind the eight ball | position that is unlikely to escape |
| Behind the times | old fashioned person |
| Believe in the hereafter | belief in afterlife |
| Bells and whistles | Attractive features that things like comp programs have, though often a bit unnecessary |
| Belly up | things go badly wrong |
| Below par | if something isn't up to standard or someone isn't feeling or doing very well, they are below par |
| Below the belt | something that is cruel or unfair, it is below the belt like the illegal punches in boxing |
| Bend over backwards | they do everything to help someone |
| Bend someone's ear | someone's ear is to talk to someone abut something for a long period that it becomes tiresome for the listener |
| Beside the point | its not relevant to the matter being discussed or considered |
