To impose a burden on someone or something; to place strain (financially, mentally, physically) on someone.
親にあまり負担をかけたくないから、自分で働くつもりだ。
I don't want to put too much burden on my parents, so I plan to work myself.
無理なダイエットは体に負担をかけるからやめてください。
Please stop extreme dieting because it puts strain on your body.
長期の入院は家族に大きな負担をかけることがある。
A long hospitalization can place a heavy burden on the family.