■ verb shake involuntarily, typically as a result of anxiety, excitement, or frailty.
↘be in a state of extreme apprehension.
↘(of a thing) shake or quiver slightly.
■ noun a trembling feeling, movement, or sound.
Phrases
all of a ~ informal extremely agitated or excited.
Derivatives
trembling adjective
tremblingly adverb
trembly adjective ( informal ).
Origin
ME: from OFr. ~r , from med. L. tremulare , from L. tremulus (see tremulous ).