brown recluse
noun /ˌbraʊn rɪˈkluːs/
/ˌbraʊn ˈrekluːs/
(also brown recluse spider
/ˌbraʊn rɪˌkluːs ˈspaɪdə(r)/
/ˌbraʊn ˌrekluːs ˈspaɪdər/
)- a poisonous brown N. American spider that has a dark brown mark on its head
- Brown recluse bites are rare but can be serious.