Off the track
Not concerned with the topic under discussion.My friend was off the track when he suggested that the problem was caused by someone else.
Off the top of one`s head
Without thinking about something very much, without checking what is written about something, based on what you remember.The boy knew all of the... Read more →
Off the subject
Not concerned with the subject under discussion.Our teacher often speaks off the subject during our class lectures.
Off the record
Private, unofficial.The politician told the reporters off the record about the money problems.
Off the rack
(an article of clothing that is) available for immediate purchase, ready-made.Our boss always buys his suits off the rack.
On active duty
Doing full-time service (usually used in the military when someone is doing full-time service).The soldiers were on active duty when the... Read more →
On account
On credit, partial payment of a debt or an invoice.We buy many things on account at the local department store.
On a waiting list
On a list of people waiting for something.My father is on a waiting list to get an operation on his knee.
On a splurge
Spending much money extravagantly.We went on a splurge last weekend and spent much money.
On a shoestring
With very little money.The man started his new company on a shoestring.