stub

noun

/stʌb/

a short piece of a cigarette, pencil, etc. that is left when the rest of it has been used（烟、铅笔等的）残余部分，残端
the small part of a ticket, cheque, etc. that you keep as a record when you have given the main part to somebody存根；票根

Word OriginOld English stub(b) ‘stump of a tree’, of Germanic origin. The verb is first recorded (late Middle English) in the sense ‘to pull a plant up by the roots’; the current verb sense (mid 19th cent.) was originally a US usage.

stub

verb

/stʌb/

Verb Forms

present simple I / you / we / they stub	/stʌb/ /stʌb/
he / she / it stubs	/stʌbz/ /stʌbz/
past simple stubbed	/stʌbd/ /stʌbd/
past participle stubbed	/stʌbd/ /stʌbd/
-ing form stubbing	/ˈstʌbɪŋ/ /ˈstʌbɪŋ/

Phrasal Verbs

stub your toe (against/on something) to hurt your toe by accident by hitting it against something hard脚趾不小心踢到…上
- She stubbed her toe on the step.她的脚趾绊到了台阶。
Oxford Collocations Dictionary
Stub is used with these nouns as the object:
toe
Word OriginOld English stub(b) ‘stump of a tree’, of Germanic origin. The verb is first recorded (late Middle English) in the sense ‘to pull a plant up by the roots’; the current verb sense (mid 19th cent.) was originally a US usage.