Radical 弓
7 strokes
張
a bow 弓 (173a) + long 长 (172) = sheet 张
This is another character which can act as a measure word, as shown by the following compound.
[一张床 (1, 171) yì zhāng chuáng a bed]


(In archery practice) The chief tries to show off by taking his long bow and aiming at sheets of paper pinned to trees in the forest. / The giant tries to put him off by jangling his keys loudly.

This is a (stringed) bow, for a violin or for archery.