having little or no hair on the head 秃顶的；秃头的 
Oxford Collocations Dictionaryverbs- be
- go
- completely
- quite
- totally
- …
without any of the usual hair, marks, etc. covering the skin or surface of something 无毛的；无茸毛的；光秃的 Our dog has a bald patch on its leg. 我们的狗腿上脱了一片毛。 a bald tyre (= a tyre whose surface has become smooth) 磨平了的轮胎
without any extra explanation or detail to help you understand or accept what is being said 不加赘述的；简单的；赤裸裸的 see also baldly
Word OriginMiddle English: probably from a base meaning ‘white patch’, which came from the archaic sense ‘marked or streaked with white’. Compare with Welsh ceffyl bal, denoting a horse with a white mark on its face.
Idioms
(as) bald as a coot
- (British English, informal)
completely bald 光秃秃 More Like This Similes in idiomsSimiles in idioms- (as) bald as a coot
- (as) blind as a bat
- (as) bright as a button
- (as) bold as brass
- as busy as a bee
- as clean as a whistle
- (as) dead as a/the dodo
- (as) deaf as a post
- (as) dull as ditchwater
- (as) fit as a fiddle
- as flat as a pancake
- (as) good as gold
- (as) mad as a hatter/a March hare
- (as) miserable/ugly as sin
- as old as the hills
- (as) pleased/proud as Punch
- as pretty as a picture
- (as) regular as clockwork
- (as) quick as a flash
- (as) safe as houses
- (as) sound as a bell
- (as) steady as a rock
- (as) thick as two short planks
- (as) tough as old boots
thin/bald on top
- (informal)
with little or no hair on the head 秃顶的；秃头的 He's starting to get a little thin on top (= he's losing his hair). 他开始有点谢顶了。 He's going bald on top. 他谢顶了。