|a bird in the hand is worth two in the bush
||having one is better than seeing many
||When searching for a better job, remember A bird in the hand... .
|a bit at sea
||a bit unsure, uncertain
||He seems a bit at sea since his brother died. They were close.
|a bit dense
|a bit off/a bit mental
||not rational, unbalanced, one brick short
||Kate talks to the birds. Do you think she's a bit off?
|a bitch [B]
||a complaining woman, a woman who nags
||What a bitch! She complains to us and criticizes her kids.
|a bite to eat
||a lunch, a snack
||We can grab a bite to eat at the arena. They sell snacks there.
|a bitter pill
||a negative event, a loss, a painful experience
||Divorce is a bitter pill for her. She believed in her marriage.
|a black mark
||a mark beside your name means you are bad
||If you cause an accident, you get a black mark beside your name.
|a blackout (TV)
||refusal to broadcast an event during that event
||A blackout is intended to encourage fans to attend an event.
|a blackout (war)
||a policy that requires lights to be turned off
||Blackouts prevented bombers from seeing their targets at night.