1 surname Gu

1 prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity

2 old (of people)

3 venerable (person)

4 experienced

5 of long standing

6 always

7 all the time

8 of the past

9 very

10 outdated

11 (of meat etc) tough

1 (coll.) husband

1 (coll.) wife

1 mother

2 mom

1 a single slip may cause everlasting sorrow (idiom)

1 lit. a piece of rat feces spoiled the whole pot of congee (idiom)

2 fig. one bad apple can spoil the whole bunch

1 lit. a piece of rat feces spoiled the whole pot of soup (idiom)

2 fig. one bad apple can spoil the whole bunch

1 lit. above are the elderly, below are the young (idiom)

2 fig. to have to take care of both one's aging parents and one's children

3 sandwich generation

1 (idiom) ignore your elders at your peril