Politics. In a parliamentary chamber, esp. the British House of Commons: the process of reading out names from a list to establish who is present…

Eton College (formerly also Rugby School). The calling of the roll; roll-call. Also in to call absence.

The exercise of assembling or being gathered together; an instance of this.

At Harrow School, properly, the list of boys; hence, the calling-over of the list. Also attributive.

Chiefly Nautical. The reading of the muster roll; roll-call. Obsolete.

(a) British a roll-call (now historical); (b) Horse Racing a meeting held to determine the betting odds for a particular race, in which bets are…