noun
plural buoys
[count] :an object that floats on water in a lake, bay, river, etc., to show areas that are safe or dangerous for boats - see also life buoy
verb
buoys; buoyed; buoying
[+ obj] to cause (someone) to feel happy or confident - usually used as (be) buoyed
to lift or improve (something)
usually used as (be) buoyed