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English definition of “bolt sth on”

bolt sth on

phrasal verb with bolt     /bəʊlt/ US  /boʊlt/ verb
to add an extra part or feature : Other insurers will allow you to bolt on critical illness cover to standard life cover .Augmenting and supplementing
(Definition of bolt sth on from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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