The initial idioms of the letter B

be full of bull	be full of (oneself)
be full of holes	be full of piss and vinegar
be full of crap	be full of the joys of spring
be gagging for (something)	be game
be gathered to (one's) fathers	be given no quarter
get the axe	get the chop
be glad to see the back of (someone)	be going begging
go up	be good
be grateful for small mercies	be green about the gills
be gunning for	be had
be had up (for something)	be half bad
be half-cut	be half-dead
be half the [dancer etc.] used to be	be half the battle
be half the battle (won)	be half the (something) (one) used to be
be hanging over	be hanging over (one)