Wiktionary
holding back
vb. (present participle of hold back English)
Usage examples of "holding back".
ROXANE (To Cyrano, holding back Christian, whom Cyrano is drawing away): Oh!
House Arryn has taken no part in the War of the Five Kings, holding back its strength to protect the Vale of Arryn.
So I answer the therapist fully and completely, holding back nothing.
Benny had glimpsed a pair of cops holding back the crowd, letting them into the booth one at a time.
ARM as a whole had no scruples about holding back on all sorts of technology that would have helped us in the war, until it was almost too late, for fear it might get into the wrong hands—.
You are holding back certain bits of information, we are convinced.