Sentence:  Then he gave me a last desperate push and I tripped over the shorts caught around my ankles and fell down. I tried to pull my <WSD>pants</WSD> up with my boxing gloves but without success....In those days nobody wore underpants and I was bare-arsed and fancy free in front of everyone. 
Meaning of the word marked with <WSD> tags:  An outer garment that covers the body from the waist downwards, covering each leg separately, usually as far as the ankles; trousers. (from 19th c.)