As a Noun: 1. The calendar week before the week of speaking or signing. English = last week, one week ago. 2. The calendar week before an already specified week in the past. English = the week before that, the previous week. As Modifier: 1. Used at the beginning or end of a sentence or immediately next to a verb to mean the action took place in the week before the week of speaking or signing. English = last week, one week ago. 2. Used at the beginning or end of a sentence or immediately next to a verb to mean the action took place in the week before an already specified week in the past. English = the previous week, one week before that. Note: 1. Handshapes for the numbers 2, 3 or 4 can be incorporated into this sign to express "two weeks ago" etc., e.g., this variant video means "two weeks ago". Often, as in this video, the first part of the sign is deleted when the number handshape is incorporated.