1
resting one's chin in one's hands
See also:
頬杖をつく (ほおづえをつく)
2
only applies to
ほおづえ
brace (in construction);angle brace
See also:
方杖 (ほうづえ)
Other forms
頰杖 【ほおづえ】 · 面杖 【ほおづえ】 · 頬づえ 【ほおづえ】 (search-only kanji form)