truckle bed

a low bed moving on casters, usually pushed under another bed when not in use.

Also called trundle bed.

Origin of truckle bed

late Middle English word dating back to 1425–75

She was up from the truckle-bed directly, wildly feeling about her for her basket, and gazing at him in affright.

Our Mutual Friend |Charles Dickens
"A truckle-bed will be wanted for the person to sleep upon," Mme. Cantinet came to tell Schmucke.

Cousin Pons |Honore de Balzac
The prisoners' chamber beneath the leads of the lofty tower was cold and unfurnished save for a stool and a truckle-bed.

Red Eve |H. Rider Haggard
A truckle-bed for the children or chamber servants was pushed under the principal bed by day.

The Atlantic Monthly, Volume 18, No. 109, November, 1866 |Various

Instead of coming out of my truckle-bed upon the floor, I found my foot scarcely reached the edge of the mattress.

The Plattner Story and Others |H. G. Wells

truckle bed

a low bed on wheels, stored under a larger bed, used esp formerly by a servant