bob

Từ điển Oxford Advanced Learner 8th

bob [bob bobs bobbed bobbing] verb, noun BrE [bɒb] NAmE [bɑːb]
verb (-bb-)
1. intransitive, transitive to move or make sth move quickly up and down, especially in water
•~ up and down Tiny boats bobbed up and down in the harbour.
•~ sth (up and down) She bobbed her head nervously.
•The maid bobbed a curtsy.
2. transitive ~ sth to cut sb's hair so that it is the same length all the way around
Verb forms:

Word Origin:
n. sense 1 and v. sense 1 late Middle English v. sense 2 and n. sense 2 n. sense 4 late Middle English n. sense 3 late 18th cent.

Example Bank:
•The small boats bobbed gently up and down in the bay
•an old cigarette packet bobbing along in the current
Derived: ↑bob up
 
noun
1. a quick movement down and up of your head and body
•a bob of the head
2. a style of a woman's hair in which it is cut the same length all the way around
•She wears her hair in a bob.
3. (pl. bob)(informal)an old British coin, the ↑shilling, worth 12 old pence
•That'll cost a few bob (= a lot of money).
4. = ↑bobsleigh
see bits and pieces/bobs at ↑bit

Word Origin:
n. sense 1 and v. sense 1 late Middle English v. sense 2 and n. sense 2 n. sense 4 late Middle English n. sense 3 late 18th cent.
 

• Từ đồng nghĩa / Synonyms:
  bobtail, dock, bobber, cork, bobfloat, bobsled, bobsleigh, British shilling, shilling, curtsy, tail