[bud] See: [NIP IN THE BUD].

[bug in one's ear] {n. phr.}, {informal} A hint; secret information […]

[bug-eyed] {adj.}, {slang} Wide-eyed with surprise. * /He stood there bug-eyed […]

[buggy-whip] {n.}, {slang} An unusually long, thin radio antenna on a […]

[bughouse] (1) {n.}, {slang} An insane asylum. * /They took Joe […]

[bughouse] (2) {adj.}, {slang} Crazy, insane. * /Joe's gone bughouse./

[build] See: [JERRY-BUILT].

[build a fire under] {v. phr.} To urge or force (a […]

[build castles in the air] or [build castles in Spain] {v. […]

[build on sand] {v. phr.} To lay a weak or insufficient […]