caber n 1: a heavy wooden pole (such as the trunk of a young fir) that is tossed as a test of strength (in the Highlands of northern Scotland)
Caber \Ca"ber\ (k[=a]"b[~e]r), n. [Gael. cabar.] A pole or beam, esp. one used in Gaelic games for tossing as a trial of strength. [Webster 1913 Suppl.]