Simple past tense and past participle of weigh down.(verb)
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Use "weighed down" in a sentence
"How they managed to get out of the supermarket undetected while weighed down with enough produce to open a vending stand, along with a Vitamix blender, was beyond her."
"Father Passerat, weighed down by age and infirmities, resigned his office in 1848."
"They found him in the British Museum, where Jonathan Schoenberg's shoulders seemed weighed down with the dust of the antiquities around him."