Very remarkably, both times the big leonine student, Mr. Jeffries, had been the twitcher.
Query, whether he is by this means to be in the Cabinet with twitcher?
late 12c., to-twic-chen "pull apart with a quick jerk," related to Old English twiccian "to pluck," from Proto-Germanic *twikjonan (cf. Low German twicken, Dutch twikken, Old High German gizwickan, German zwicken "to pinch, tweak"). Related: Twitched; twitching. The noun is attested from 1520s.
v. twitched, twitch·ing, twitch·es
To draw, pull, or move suddenly and sharply; jerk.
To move jerkily or spasmodically.
To ache sharply from time to time; twinge.