![letter-box noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com letter-box noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com](https://www.oxfordlearnersdictionaries.com/media/english/fullsize/p/pos/postb/postbox_frontdoor_mailbox.png)
letter-box noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com
Pers says Wear a Mask! Climate Action NOW! 🌍🌲🌳 on Twitter: "For #PostboxSaturday this week I have a postcard featuring 6 types of UK post boxes. Top (l-r): George VI Type B
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