ÞRǫSTR is a name for Boy's that means
"Old Norse þrǫstr = 'thrush (bird)' (see also ÞRÖST)"
It originates from
“Unknown Origin”
and is a widely used and common name.
More info
Name : ÞRǫSTR
Name Meaning :
"Old Norse þrǫstr = 'thrush (bird)' (see also ÞRÖST)"