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SIR | English meaning - Cambridge Dictionary
Sir Definition & Meaning - Merriam-Webster
sir noun - Definition, pictures, pronunciation and usage notes
SIR | meaning - Cambridge Learner's Dictionary
SIR Definition & Meaning | Dictionary.com
Sir - Wikipedia
sir noun - Definition, pictures, pronunciation and usage notes
Sir - Definition, Meaning & Synonyms | Vocabulary.com
SIR definition and meaning | Collins English Dictionary
Sir Definition & Meaning | Britannica Dictionary