Simple past tense and past participle of rant.(verb)
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Use "ranted" in a sentence
"It's an expansion, or rather, a specification of the rant I gave at GDC -- since my nervous-rambling presentation (during which I "ranted" and was promptly embarrassed by the tidy, well-constructed presentations my peers gave), I've been hoping to revisit the topic in a clearer, more specific way, so in a way, this is that."
"KURTZ: And then he had this press conference where he kind of ranted and raved and didn't talk about the impeachment charges."
"“At the hospital he kind of ranted and raved,” Mr. Pearl said."