He tried to outsmart the instructors by resting the back of his head on a buoy in the pool.
I suspect this will buoy liberal spirits, but anger the right and befuddle the independents.
When Joe steered them into a buoy and all seemed lost, Kennedy inspired him to keep going and eventually win the race.
late 16c., "to mark with a buoy," from buoy (n.). Meaning "rise up, lift, sustain" is from c.1600, perhaps influenced by Spanish boyar "to float," ultimately from the same source. In the figurative sense (of hopes, spirits, etc.) it is recorded from 1640s. Related: Buoyed; buoying.