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English definition of “belt up”

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belt up

UK
verb uk phrasal verb with belt   /belt/ us  

(BE QUIET)

very informal used to tell someone to stop talking or making a noise: Just belt up, will you! I'm trying to concentrate.

(FASTEN)

informal ( US buckle up) to fasten the belt that keeps you in your seat in a car or a plane: Don't forget, belt up before you drive off.
Translations of “belt up”
in Chinese (Traditional) 安靜, 住嘴,安靜下來…
in Russian заткнись!…
in Turkish sesini kes', 'çeneni kapa' biçiminde uyarı…
in Chinese (Simplified) 安静, 住嘴,安静下来…
in Polish zamknij się…
(Definition of belt up from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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