fall in - definition and synonyms

phrasal verb [intransitive]
present tense
I/you/we/theyfall in
he/she/itfalls in
present participlefalling in
past tensefell in
past participlefallen in
  1. 1
    if a roof or wall falls in, it falls to the ground
  2. 2
    literary if you fall in behind or beside someone, you start walking behind or beside them
  3.   From our crowdsourced Open Dictionary
    3
    if soldiers fall in, they move to stand in a straight line or other regular formationSubmitted from United Kingdom on 02/11/2015
See also main entry: fall