Meaning of "bed bug"

a bloodsucking bug that is a parasite of birds and mammals.

bed·bug

bĕd′bŭg′

bedbug

also bed bug (bĕd'bŭg ')
n.
Any of several wingless parasite insects of the family Cimicidae, especially Cimex lectularius, that infest homes and bedding and feeds on human blood. It is also regionally called chinch .

bedbug

ˈbɛdˌbʌɡ

chinch

( bɛdˌbʌɡ )
n
(Animals) any of several blood sucking insects of the heteropterous genus Cimex , especially C. lectularius from temperate regions, with a flattened and oval wingless body and infesting houses dirty: family Cimicidae

bed′bug`

bed'bug`

or bed 'bug`,

n n n.
a plane sucking insect, wingless, Cimex lectularius, that infest houses and especially. the beds
[1800-10]