Actually a slumped person 把 is shown. But the explanations use it as "door handle". This understanding is based on the character: 把 (bǎ, bà), which is in combination of a hand 扌 and means: doorknob.
Tip: Go to the radicals that are contained in this character and learn all the characters with this radical systematically!
Vocabulary
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施肥
shī féi
fertilize
轻裘肥马
qīng qiú féi mǎ
lit. light furs and stout horses; fig. to live in luxury
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