Simple Definition of booster seat
: a high seat that raises a child to a higher position at a table, in a car, etc.
Full Definition of booster seat
: a seat used to elevate a sitting child
First Known Use of booster seat
Rhymes with booster seat
aquavit, at one's feet, balance sheet, biathlete, bittersweet, bucket seat, catbird seat, cellulite, cookie sheet, corps d'elite, countryseat, county seat, crystal pleat, decathlete, drag one's feet, driver's seat, easy street, exegete, incomplete, indiscreet, latent heat, letter sheet, lorikeet, make ends meet, marguerite, Masorete, meadowsweet, meet and greet, miss a beat, Nayarit, obsolete, off one's feet, on one's feet, on the street, overeat, overheat, Paraclete, parakeet, pentathlete, prickly heat, rumble seat, saddle seat, scandal sheet, self-conceit, semisweet, shredded wheat, sliding seat, spirochete, superheat, to one's feet, triathlete, trick or treat, two-way street, undertreat, up one's street, winding-sheet, window seat
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