boog ‧ er /ˈbʊɡə, ˈbuː- $ -ər/ BrE AmE noun [countable] American English informal
[ Date: 1800-1900 ; Origin: boogie 'booger' (19-20 centuries) , from bogey (19-21 centuries) . ]
a thick piece of ↑ mucus from your nose
boog ‧ er /ˈbʊɡə, ˈbuː- $ -ər/ BrE AmE noun [countable] American English informal
[ Date: 1800-1900 ; Origin: boogie 'booger' (19-20 centuries) , from bogey (19-21 centuries) . ]
a thick piece of ↑ mucus from your nose
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012