• WordNet 3.6
    • n squealer domestic swine
    • n squealer one who reveals confidential information in return for money
    • ***
Webster's Revised Unabridged Dictionary
    • Squealer One who, or that which, squeals.
    • Squealer (Zoöl) The American golden plover.
    • Squealer (Zoöl) The European swift.
    • Squealer (Zoöl) The harlequin duck.
    • ***
Century Dictionary and Cyclopedia
    • n squealer One who or that which squeals.
    • n squealer One of several birds. A young pigeon; a squab; a squeaker. See cut under squab.
    • n squealer The European swift, Cypselus apus. Also jack-squealer, screecher.
    • n squealer The American golden plover, Charadrius dominicus.
    • n squealer The harlequin duck.
    • ***
Chambers's Twentieth Century Dictionary
    • n Squealer a young pigeon: an informer
    • ***


Chambers's Twentieth Century Dictionary
Scand.; Sw. dial. sqväla, to cry out.


In literature:

I said to 'Squealer' the other day, s'I, 'Squealer, I never see a man hold his age like Cap'n Hedge.
"Cap'n Eri" by Joseph Crosby Lincoln
And what's more, they know you are a squealer!
"Children of the Whirlwind" by Leroy Scott
Do that if you can, Squealer.
"The Wonderful Bed" by Gertrude Knevels
Mebbe he seen I wasn't a squealer.
"The Rustlers of Pecos County" by Zane Grey
You're no squealer, anyway.
"The Cow Puncher" by Robert J. C. Stead
Do you think I am a squealer?
"Ruth Fielding at the War Front" by Alice B. Emerson
I wouldn't want Werner and his crowd to think we are squealers.
"The Rover Boys Under Canvas" by Arthur M. Winfield
PATCH: Squealers is worse 'n hissin' reptiles.
"Wappin' Wharf" by Charles S. Brooks
There were too many squealers around that hotel, that was the trouble.
"Working With the Working Woman" by Cornelia Stratton Parker
There ain't no squealer abaout him, you bet.
"Frank Merriwell's Son" by Burt L. Standish

In poetry:

But, if no obliging peeler
Will arrest this midnight squealer,
My own peculiar arm of might
Must undertake the job to-night.
"The Waster Singing at Midnight" by Robert Fuller Murray